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Finding the Fourth Proportional to 29,510.46, 40,724.43 and 16,081.71

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Solution

The fourth proportional to 29,510.46, 40,724.43 and 16,081.71 is: 22,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,510.46 : 40,724.43 = 16,081.71 : x
  2. Step 2: Convert to fraction form
    29,510.46/40,724.43 = 16,081.71/x
  3. Step 3: Cross multiply
    29,510.46x = 40,724.43 × 16,081.71
  4. Step 4: Simplify right side
    29,510.46x = 654,918,473.18
  5. Step 5: Solve for x
    x = 654,918,473.18/29,510.46
  6. Step 6: Final answer
    x = 22,192.76

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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.