Home / 54,545.93-75,282.62-31,572.42

Finding the Fourth Proportional to 54,545.93, 75,282.62 and 31,572.42

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Solution

The fourth proportional to 54,545.93, 75,282.62 and 31,572.42 is: 43,575.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.93 : 75,282.62 = 31,572.42 : x
  2. Step 2: Convert to fraction form
    54,545.93/75,282.62 = 31,572.42/x
  3. Step 3: Cross multiply
    54,545.93x = 75,282.62 × 31,572.42
  4. Step 4: Simplify right side
    54,545.93x = 2,376,853,963.07
  5. Step 5: Solve for x
    x = 2,376,853,963.07/54,545.93
  6. Step 6: Final answer
    x = 43,575.28

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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.