Home / 52,371.23-78,494.42-36,490.28

Finding the Fourth Proportional to 52,371.23, 78,494.42 and 36,490.28

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Solution

The fourth proportional to 52,371.23, 78,494.42 and 36,490.28 is: 54,691.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.23 : 78,494.42 = 36,490.28 : x
  2. Step 2: Convert to fraction form
    52,371.23/78,494.42 = 36,490.28/x
  3. Step 3: Cross multiply
    52,371.23x = 78,494.42 × 36,490.28
  4. Step 4: Simplify right side
    52,371.23x = 2,864,282,789.31
  5. Step 5: Solve for x
    x = 2,864,282,789.31/52,371.23
  6. Step 6: Final answer
    x = 54,691.92

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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.