Home / 52,732.71-72,792.27-31,508.01

Finding the Fourth Proportional to 52,732.71, 72,792.27 and 31,508.01

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Solution

The fourth proportional to 52,732.71, 72,792.27 and 31,508.01 is: 43,493.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,732.71 : 72,792.27 = 31,508.01 : x
  2. Step 2: Convert to fraction form
    52,732.71/72,792.27 = 31,508.01/x
  3. Step 3: Cross multiply
    52,732.71x = 72,792.27 × 31,508.01
  4. Step 4: Simplify right side
    52,732.71x = 2,293,539,571.08
  5. Step 5: Solve for x
    x = 2,293,539,571.08/52,732.71
  6. Step 6: Final answer
    x = 43,493.68

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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.