Home / 123,453.72-185,180.61-34,707.25

Finding the Fourth Proportional to 123,453.72, 185,180.61 and 34,707.25

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Solution

The fourth proportional to 123,453.72, 185,180.61 and 34,707.25 is: 52,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,453.72 : 185,180.61 = 34,707.25 : x
  2. Step 2: Convert to fraction form
    123,453.72/185,180.61 = 34,707.25/x
  3. Step 3: Cross multiply
    123,453.72x = 185,180.61 × 34,707.25
  4. Step 4: Simplify right side
    123,453.72x = 6,427,109,726.42
  5. Step 5: Solve for x
    x = 6,427,109,726.42/123,453.72
  6. Step 6: Final answer
    x = 52,060.89

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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.