Home / 79,150.24-118,712.67-29,253.88

Finding the Fourth Proportional to 79,150.24, 118,712.67 and 29,253.88

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Solution

The fourth proportional to 79,150.24, 118,712.67 and 29,253.88 is: 43,876.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,150.24 : 118,712.67 = 29,253.88 : x
  2. Step 2: Convert to fraction form
    79,150.24/118,712.67 = 29,253.88/x
  3. Step 3: Cross multiply
    79,150.24x = 118,712.67 × 29,253.88
  4. Step 4: Simplify right side
    79,150.24x = 3,472,806,202.66
  5. Step 5: Solve for x
    x = 3,472,806,202.66/79,150.24
  6. Step 6: Final answer
    x = 43,876.13

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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.