Home / 52,908.26-72,987.38-38,545.74

Finding the Fourth Proportional to 52,908.26, 72,987.38 and 38,545.74

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Solution

The fourth proportional to 52,908.26, 72,987.38 and 38,545.74 is: 53,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,908.26 : 72,987.38 = 38,545.74 : x
  2. Step 2: Convert to fraction form
    52,908.26/72,987.38 = 38,545.74/x
  3. Step 3: Cross multiply
    52,908.26x = 72,987.38 × 38,545.74
  4. Step 4: Simplify right side
    52,908.26x = 2,813,352,524.58
  5. Step 5: Solve for x
    x = 2,813,352,524.58/52,908.26
  6. Step 6: Final answer
    x = 53,174.17

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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.