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Finding the Fourth Proportional to 152,711.01, 210,737.25 and 84,727.71

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Solution

The fourth proportional to 152,711.01, 210,737.25 and 84,727.71 is: 116,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,711.01 : 210,737.25 = 84,727.71 : x
  2. Step 2: Convert to fraction form
    152,711.01/210,737.25 = 84,727.71/x
  3. Step 3: Cross multiply
    152,711.01x = 210,737.25 × 84,727.71
  4. Step 4: Simplify right side
    152,711.01x = 17,855,284,604.20
  5. Step 5: Solve for x
    x = 17,855,284,604.20/152,711.01
  6. Step 6: Final answer
    x = 116,922.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.