Home / 99,530.24-149,343.15-62,080.70

Finding the Fourth Proportional to 99,530.24, 149,343.15 and 62,080.70

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Solution

The fourth proportional to 99,530.24, 149,343.15 and 62,080.70 is: 93,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,530.24 : 149,343.15 = 62,080.70 : x
  2. Step 2: Convert to fraction form
    99,530.24/149,343.15 = 62,080.70/x
  3. Step 3: Cross multiply
    99,530.24x = 149,343.15 × 62,080.70
  4. Step 4: Simplify right side
    99,530.24x = 9,271,326,545.49
  5. Step 5: Solve for x
    x = 9,271,326,545.49/99,530.24
  6. Step 6: Final answer
    x = 93,150.86

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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.