Home / 74,318.60-111,491.40-24,384.80

Finding the Fourth Proportional to 74,318.60, 111,491.40 and 24,384.80

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Solution

The fourth proportional to 74,318.60, 111,491.40 and 24,384.80 is: 36,581.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,318.60 : 111,491.40 = 24,384.80 : x
  2. Step 2: Convert to fraction form
    74,318.60/111,491.40 = 24,384.80/x
  3. Step 3: Cross multiply
    74,318.60x = 111,491.40 × 24,384.80
  4. Step 4: Simplify right side
    74,318.60x = 2,718,695,490.72
  5. Step 5: Solve for x
    x = 2,718,695,490.72/74,318.60
  6. Step 6: Final answer
    x = 36,581.63

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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.