Home / 54,552.70-81,869.61-40,545.34

Finding the Fourth Proportional to 54,552.70, 81,869.61 and 40,545.34

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Solution

The fourth proportional to 54,552.70, 81,869.61 and 40,545.34 is: 60,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,552.70 : 81,869.61 = 40,545.34 : x
  2. Step 2: Convert to fraction form
    54,552.70/81,869.61 = 40,545.34/x
  3. Step 3: Cross multiply
    54,552.70x = 81,869.61 × 40,545.34
  4. Step 4: Simplify right side
    54,552.70x = 3,319,431,173.12
  5. Step 5: Solve for x
    x = 3,319,431,173.12/54,552.70
  6. Step 6: Final answer
    x = 60,848.16

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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.