Home / 52,588.76-72,569.66-30,791.68

Finding the Fourth Proportional to 52,588.76, 72,569.66 and 30,791.68

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Solution

The fourth proportional to 52,588.76, 72,569.66 and 30,791.68 is: 42,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588.76 : 72,569.66 = 30,791.68 : x
  2. Step 2: Convert to fraction form
    52,588.76/72,569.66 = 30,791.68/x
  3. Step 3: Cross multiply
    52,588.76x = 72,569.66 × 30,791.68
  4. Step 4: Simplify right side
    52,588.76x = 2,234,541,748.43
  5. Step 5: Solve for x
    x = 2,234,541,748.43/52,588.76
  6. Step 6: Final answer
    x = 42,490.86

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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.