Home / 123,625.60-185,471.68-63,621.38

Finding the Fourth Proportional to 123,625.60, 185,471.68 and 63,621.38

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Solution

The fourth proportional to 123,625.60, 185,471.68 and 63,621.38 is: 95,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,625.60 : 185,471.68 = 63,621.38 : x
  2. Step 2: Convert to fraction form
    123,625.60/185,471.68 = 63,621.38/x
  3. Step 3: Cross multiply
    123,625.60x = 185,471.68 × 63,621.38
  4. Step 4: Simplify right side
    123,625.60x = 11,799,963,768.84
  5. Step 5: Solve for x
    x = 11,799,963,768.84/123,625.60
  6. Step 6: Final answer
    x = 95,449.20

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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.