Home / 99,589.23-149,384.52-29,469.15

Finding the Fourth Proportional to 99,589.23, 149,384.52 and 29,469.15

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Solution

The fourth proportional to 99,589.23, 149,384.52 and 29,469.15 is: 44,203.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,589.23 : 149,384.52 = 29,469.15 : x
  2. Step 2: Convert to fraction form
    99,589.23/149,384.52 = 29,469.15/x
  3. Step 3: Cross multiply
    99,589.23x = 149,384.52 × 29,469.15
  4. Step 4: Simplify right side
    99,589.23x = 4,402,234,827.56
  5. Step 5: Solve for x
    x = 4,402,234,827.56/99,589.23
  6. Step 6: Final answer
    x = 44,203.92

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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.