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Finding the Fourth Proportional to 22,078.92, 30,448.16 and 17,035.12

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Solution

The fourth proportional to 22,078.92, 30,448.16 and 17,035.12 is: 23,492.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078.92 : 30,448.16 = 17,035.12 : x
  2. Step 2: Convert to fraction form
    22,078.92/30,448.16 = 17,035.12/x
  3. Step 3: Cross multiply
    22,078.92x = 30,448.16 × 17,035.12
  4. Step 4: Simplify right side
    22,078.92x = 518,688,059.38
  5. Step 5: Solve for x
    x = 518,688,059.38/22,078.92
  6. Step 6: Final answer
    x = 23,492.46

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.