Home / 99,859.52-149,781.08-29,738.84

Finding the Fourth Proportional to 99,859.52, 149,781.08 and 29,738.84

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Solution

The fourth proportional to 99,859.52, 149,781.08 and 29,738.84 is: 44,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,859.52 : 149,781.08 = 29,738.84 : x
  2. Step 2: Convert to fraction form
    99,859.52/149,781.08 = 29,738.84/x
  3. Step 3: Cross multiply
    99,859.52x = 149,781.08 × 29,738.84
  4. Step 4: Simplify right side
    99,859.52x = 4,454,314,898.59
  5. Step 5: Solve for x
    x = 4,454,314,898.59/99,859.52
  6. Step 6: Final answer
    x = 44,605.81

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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.