Home / 89,731.56-123,829.56-52,027.68

Finding the Fourth Proportional to 89,731.56, 123,829.56 and 52,027.68

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Solution

The fourth proportional to 89,731.56, 123,829.56 and 52,027.68 is: 71,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,731.56 : 123,829.56 = 52,027.68 : x
  2. Step 2: Convert to fraction form
    89,731.56/123,829.56 = 52,027.68/x
  3. Step 3: Cross multiply
    89,731.56x = 123,829.56 × 52,027.68
  4. Step 4: Simplify right side
    89,731.56x = 6,442,564,722.22
  5. Step 5: Solve for x
    x = 6,442,564,722.22/89,731.56
  6. Step 6: Final answer
    x = 71,798.20

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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.