Home / 155,934.77-234,296.28-149,629.12

Finding the Fourth Proportional to 155,934.77, 234,296.28 and 149,629.12

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Solution

The fourth proportional to 155,934.77, 234,296.28 and 149,629.12 is: 224,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,934.77 : 234,296.28 = 149,629.12 : x
  2. Step 2: Convert to fraction form
    155,934.77/234,296.28 = 149,629.12/x
  3. Step 3: Cross multiply
    155,934.77x = 234,296.28 × 149,629.12
  4. Step 4: Simplify right side
    155,934.77x = 35,057,545,609.93
  5. Step 5: Solve for x
    x = 35,057,545,609.93/155,934.77
  6. Step 6: Final answer
    x = 224,821.87

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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.