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Finding the Fourth Proportional to 44,719.80, 67,002.90 and 29,129.40

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Solution

The fourth proportional to 44,719.80, 67,002.90 and 29,129.40 is: 43,644.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,719.80 : 67,002.90 = 29,129.40 : x
  2. Step 2: Convert to fraction form
    44,719.80/67,002.90 = 29,129.40/x
  3. Step 3: Cross multiply
    44,719.80x = 67,002.90 × 29,129.40
  4. Step 4: Simplify right side
    44,719.80x = 1,951,754,275.26
  5. Step 5: Solve for x
    x = 1,951,754,275.26/44,719.80
  6. Step 6: Final answer
    x = 43,644.07

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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.