Home / 69,845.28-96,342.96-42,608.92

Finding the Fourth Proportional to 69,845.28, 96,342.96 and 42,608.92

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Solution

The fourth proportional to 69,845.28, 96,342.96 and 42,608.92 is: 58,773.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,845.28 : 96,342.96 = 42,608.92 : x
  2. Step 2: Convert to fraction form
    69,845.28/96,342.96 = 42,608.92/x
  3. Step 3: Cross multiply
    69,845.28x = 96,342.96 × 42,608.92
  4. Step 4: Simplify right side
    69,845.28x = 4,105,069,475.20
  5. Step 5: Solve for x
    x = 4,105,069,475.20/69,845.28
  6. Step 6: Final answer
    x = 58,773.76

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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.