Home / 99,561.76-149,252.96-36,337.52

Finding the Fourth Proportional to 99,561.76, 149,252.96 and 36,337.52

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Solution

The fourth proportional to 99,561.76, 149,252.96 and 36,337.52 is: 54,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,561.76 : 149,252.96 = 36,337.52 : x
  2. Step 2: Convert to fraction form
    99,561.76/149,252.96 = 36,337.52/x
  3. Step 3: Cross multiply
    99,561.76x = 149,252.96 × 36,337.52
  4. Step 4: Simplify right side
    99,561.76x = 5,423,481,491.11
  5. Step 5: Solve for x
    x = 5,423,481,491.11/99,561.76
  6. Step 6: Final answer
    x = 54,473.54

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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.