Home / 99,350.52-149,025.76-25,478.52

Finding the Fourth Proportional to 99,350.52, 149,025.76 and 25,478.52

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Solution

The fourth proportional to 99,350.52, 149,025.76 and 25,478.52 is: 38,217.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,350.52 : 149,025.76 = 25,478.52 : x
  2. Step 2: Convert to fraction form
    99,350.52/149,025.76 = 25,478.52/x
  3. Step 3: Cross multiply
    99,350.52x = 149,025.76 × 25,478.52
  4. Step 4: Simplify right side
    99,350.52x = 3,796,955,806.68
  5. Step 5: Solve for x
    x = 3,796,955,806.68/99,350.52
  6. Step 6: Final answer
    x = 38,217.77

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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.