Home / 89,732.52-123,825.24-53,901.36

Finding the Fourth Proportional to 89,732.52, 123,825.24 and 53,901.36

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Solution

The fourth proportional to 89,732.52, 123,825.24 and 53,901.36 is: 74,380.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,732.52 : 123,825.24 = 53,901.36 : x
  2. Step 2: Convert to fraction form
    89,732.52/123,825.24 = 53,901.36/x
  3. Step 3: Cross multiply
    89,732.52x = 123,825.24 × 53,901.36
  4. Step 4: Simplify right side
    89,732.52x = 6,674,348,838.33
  5. Step 5: Solve for x
    x = 6,674,348,838.33/89,732.52
  6. Step 6: Final answer
    x = 74,380.49

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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.