Home / 155,003.42-232,424.26-55,149.06

Finding the Fourth Proportional to 155,003.42, 232,424.26 and 55,149.06

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Solution

The fourth proportional to 155,003.42, 232,424.26 and 55,149.06 is: 82,694.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,003.42 : 232,424.26 = 55,149.06 : x
  2. Step 2: Convert to fraction form
    155,003.42/232,424.26 = 55,149.06/x
  3. Step 3: Cross multiply
    155,003.42x = 232,424.26 × 55,149.06
  4. Step 4: Simplify right side
    155,003.42x = 12,817,979,460.20
  5. Step 5: Solve for x
    x = 12,817,979,460.20/155,003.42
  6. Step 6: Final answer
    x = 82,694.82

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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.