Home / 123,943.33-185,626.65-120,534.04

Finding the Fourth Proportional to 123,943.33, 185,626.65 and 120,534.04

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Solution

The fourth proportional to 123,943.33, 185,626.65 and 120,534.04 is: 180,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,943.33 : 185,626.65 = 120,534.04 : x
  2. Step 2: Convert to fraction form
    123,943.33/185,626.65 = 120,534.04/x
  3. Step 3: Cross multiply
    123,943.33x = 185,626.65 × 120,534.04
  4. Step 4: Simplify right side
    123,943.33x = 22,374,330,740.20
  5. Step 5: Solve for x
    x = 22,374,330,740.20/123,943.33
  6. Step 6: Final answer
    x = 180,520.65

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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.