Home / 123,561.12-185,356.08-44,712.48

Finding the Fourth Proportional to 123,561.12, 185,356.08 and 44,712.48

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Solution

The fourth proportional to 123,561.12, 185,356.08 and 44,712.48 is: 67,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,561.12 : 185,356.08 = 44,712.48 : x
  2. Step 2: Convert to fraction form
    123,561.12/185,356.08 = 44,712.48/x
  3. Step 3: Cross multiply
    123,561.12x = 185,356.08 × 44,712.48
  4. Step 4: Simplify right side
    123,561.12x = 8,287,730,019.88
  5. Step 5: Solve for x
    x = 8,287,730,019.88/123,561.12
  6. Step 6: Final answer
    x = 67,073.93

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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.