Home / 99,658.50-149,462.17-29,521.41

Finding the Fourth Proportional to 99,658.50, 149,462.17 and 29,521.41

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Solution

The fourth proportional to 99,658.50, 149,462.17 and 29,521.41 is: 44,274.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,658.50 : 149,462.17 = 29,521.41 : x
  2. Step 2: Convert to fraction form
    99,658.50/149,462.17 = 29,521.41/x
  3. Step 3: Cross multiply
    99,658.50x = 149,462.17 × 29,521.41
  4. Step 4: Simplify right side
    99,658.50x = 4,412,334,000.06
  5. Step 5: Solve for x
    x = 4,412,334,000.06/99,658.50
  6. Step 6: Final answer
    x = 44,274.54

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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.