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Finding the Fourth Proportional to 15,003.68, 22,492.90 and 7,101.62

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Solution

The fourth proportional to 15,003.68, 22,492.90 and 7,101.62 is: 10,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.68 : 22,492.90 = 7,101.62 : x
  2. Step 2: Convert to fraction form
    15,003.68/22,492.90 = 7,101.62/x
  3. Step 3: Cross multiply
    15,003.68x = 22,492.90 × 7,101.62
  4. Step 4: Simplify right side
    15,003.68x = 159,735,898.28
  5. Step 5: Solve for x
    x = 159,735,898.28/15,003.68
  6. Step 6: Final answer
    x = 10,646.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.