Home / 89,538.36-123,565.95-49,253.82

Finding the Fourth Proportional to 89,538.36, 123,565.95 and 49,253.82

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Solution

The fourth proportional to 89,538.36, 123,565.95 and 49,253.82 is: 67,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,538.36 : 123,565.95 = 49,253.82 : x
  2. Step 2: Convert to fraction form
    89,538.36/123,565.95 = 49,253.82/x
  3. Step 3: Cross multiply
    89,538.36x = 123,565.95 × 49,253.82
  4. Step 4: Simplify right side
    89,538.36x = 6,086,095,059.43
  5. Step 5: Solve for x
    x = 6,086,095,059.43/89,538.36
  6. Step 6: Final answer
    x = 67,971.93

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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.