Home / 69,374.68-95,778.30-45,543.04

Finding the Fourth Proportional to 69,374.68, 95,778.30 and 45,543.04

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Solution

The fourth proportional to 69,374.68, 95,778.30 and 45,543.04 is: 62,876.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,374.68 : 95,778.30 = 45,543.04 : x
  2. Step 2: Convert to fraction form
    69,374.68/95,778.30 = 45,543.04/x
  3. Step 3: Cross multiply
    69,374.68x = 95,778.30 × 45,543.04
  4. Step 4: Simplify right side
    69,374.68x = 4,362,034,948.03
  5. Step 5: Solve for x
    x = 4,362,034,948.03/69,374.68
  6. Step 6: Final answer
    x = 62,876.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.