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Finding the Fourth Proportional to 29,102.40, 40,154.40 and 16,534.08

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Solution

The fourth proportional to 29,102.40, 40,154.40 and 16,534.08 is: 22,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.40 : 40,154.40 = 16,534.08 : x
  2. Step 2: Convert to fraction form
    29,102.40/40,154.40 = 16,534.08/x
  3. Step 3: Cross multiply
    29,102.40x = 40,154.40 × 16,534.08
  4. Step 4: Simplify right side
    29,102.40x = 663,916,061.95
  5. Step 5: Solve for x
    x = 663,916,061.95/29,102.40
  6. Step 6: Final answer
    x = 22,813.10

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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.