Home / 74,747.13-112,061.83-37,287.92

Finding the Fourth Proportional to 74,747.13, 112,061.83 and 37,287.92

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Solution

The fourth proportional to 74,747.13, 112,061.83 and 37,287.92 is: 55,902.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,747.13 : 112,061.83 = 37,287.92 : x
  2. Step 2: Convert to fraction form
    74,747.13/112,061.83 = 37,287.92/x
  3. Step 3: Cross multiply
    74,747.13x = 112,061.83 × 37,287.92
  4. Step 4: Simplify right side
    74,747.13x = 4,178,552,365.65
  5. Step 5: Solve for x
    x = 4,178,552,365.65/74,747.13
  6. Step 6: Final answer
    x = 55,902.51

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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.