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Finding the Fourth Proportional to 16,554.19, 22,844.78 and 9,102.19

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Solution

The fourth proportional to 16,554.19, 22,844.78 and 9,102.19 is: 12,561.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,554.19 : 22,844.78 = 9,102.19 : x
  2. Step 2: Convert to fraction form
    16,554.19/22,844.78 = 9,102.19/x
  3. Step 3: Cross multiply
    16,554.19x = 22,844.78 × 9,102.19
  4. Step 4: Simplify right side
    16,554.19x = 207,937,528.07
  5. Step 5: Solve for x
    x = 207,937,528.07/16,554.19
  6. Step 6: Final answer
    x = 12,561.02

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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.