Home / 49,645.52-74,398.80-38,499.92

Finding the Fourth Proportional to 49,645.52, 74,398.80 and 38,499.92

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Solution

The fourth proportional to 49,645.52, 74,398.80 and 38,499.92 is: 57,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,645.52 : 74,398.80 = 38,499.92 : x
  2. Step 2: Convert to fraction form
    49,645.52/74,398.80 = 38,499.92/x
  3. Step 3: Cross multiply
    49,645.52x = 74,398.80 × 38,499.92
  4. Step 4: Simplify right side
    49,645.52x = 2,864,347,848.10
  5. Step 5: Solve for x
    x = 2,864,347,848.10/49,645.52
  6. Step 6: Final answer
    x = 57,696.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.