Home / 52,414.89-72,333.84-28,542.87

Finding the Fourth Proportional to 52,414.89, 72,333.84 and 28,542.87

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Solution

The fourth proportional to 52,414.89, 72,333.84 and 28,542.87 is: 39,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,414.89 : 72,333.84 = 28,542.87 : x
  2. Step 2: Convert to fraction form
    52,414.89/72,333.84 = 28,542.87/x
  3. Step 3: Cross multiply
    52,414.89x = 72,333.84 × 28,542.87
  4. Step 4: Simplify right side
    52,414.89x = 2,064,615,391.72
  5. Step 5: Solve for x
    x = 2,064,615,391.72/52,414.89
  6. Step 6: Final answer
    x = 39,389.86

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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.