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Finding the Fourth Proportional to 74,384.76, 111,553.44 and 24,453.30

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Solution

The fourth proportional to 74,384.76, 111,553.44 and 24,453.30 is: 36,672.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,384.76 : 111,553.44 = 24,453.30 : x
  2. Step 2: Convert to fraction form
    74,384.76/111,553.44 = 24,453.30/x
  3. Step 3: Cross multiply
    74,384.76x = 111,553.44 × 24,453.30
  4. Step 4: Simplify right side
    74,384.76x = 2,727,849,734.35
  5. Step 5: Solve for x
    x = 2,727,849,734.35/74,384.76
  6. Step 6: Final answer
    x = 36,672.16

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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.