Home / 89,731.81-123,829.91-52,027.93

Finding the Fourth Proportional to 89,731.81, 123,829.91 and 52,027.93

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Solution

The fourth proportional to 89,731.81, 123,829.91 and 52,027.93 is: 71,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,731.81 : 123,829.91 = 52,027.93 : x
  2. Step 2: Convert to fraction form
    89,731.81/123,829.91 = 52,027.93/x
  3. Step 3: Cross multiply
    89,731.81x = 123,829.91 × 52,027.93
  4. Step 4: Simplify right side
    89,731.81x = 6,442,613,629.25
  5. Step 5: Solve for x
    x = 6,442,613,629.25/89,731.81
  6. Step 6: Final answer
    x = 71,798.55

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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.