Home / 119,821.68-179,726.04-36,715.92

Finding the Fourth Proportional to 119,821.68, 179,726.04 and 36,715.92

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Solution

The fourth proportional to 119,821.68, 179,726.04 and 36,715.92 is: 55,071.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,821.68 : 179,726.04 = 36,715.92 : x
  2. Step 2: Convert to fraction form
    119,821.68/179,726.04 = 36,715.92/x
  3. Step 3: Cross multiply
    119,821.68x = 179,726.04 × 36,715.92
  4. Step 4: Simplify right side
    119,821.68x = 6,598,806,906.56
  5. Step 5: Solve for x
    x = 6,598,806,906.56/119,821.68
  6. Step 6: Final answer
    x = 55,071.89

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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.