Home / 125,155.02-187,757.03-55,034.13

Finding the Fourth Proportional to 125,155.02, 187,757.03 and 55,034.13

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Solution

The fourth proportional to 125,155.02, 187,757.03 and 55,034.13 is: 82,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,155.02 : 187,757.03 = 55,034.13 : x
  2. Step 2: Convert to fraction form
    125,155.02/187,757.03 = 55,034.13/x
  3. Step 3: Cross multiply
    125,155.02x = 187,757.03 × 55,034.13
  4. Step 4: Simplify right side
    125,155.02x = 10,333,043,583.48
  5. Step 5: Solve for x
    x = 10,333,043,583.48/125,155.02
  6. Step 6: Final answer
    x = 82,561.96

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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.