Home / 89,551.59-123,580.28-49,265.43

Finding the Fourth Proportional to 89,551.59, 123,580.28 and 49,265.43

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Solution

The fourth proportional to 89,551.59, 123,580.28 and 49,265.43 is: 67,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,551.59 : 123,580.28 = 49,265.43 : x
  2. Step 2: Convert to fraction form
    89,551.59/123,580.28 = 49,265.43/x
  3. Step 3: Cross multiply
    89,551.59x = 123,580.28 × 49,265.43
  4. Step 4: Simplify right side
    89,551.59x = 6,088,235,293.46
  5. Step 5: Solve for x
    x = 6,088,235,293.46/89,551.59
  6. Step 6: Final answer
    x = 67,985.79

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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.