Home / 123,159.72-184,764.60-38,933.04

Finding the Fourth Proportional to 123,159.72, 184,764.60 and 38,933.04

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Solution

The fourth proportional to 123,159.72, 184,764.60 and 38,933.04 is: 58,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,159.72 : 184,764.60 = 38,933.04 : x
  2. Step 2: Convert to fraction form
    123,159.72/184,764.60 = 38,933.04/x
  3. Step 3: Cross multiply
    123,159.72x = 184,764.60 × 38,933.04
  4. Step 4: Simplify right side
    123,159.72x = 7,193,447,562.38
  5. Step 5: Solve for x
    x = 7,193,447,562.38/123,159.72
  6. Step 6: Final answer
    x = 58,407.47

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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.