Home / 121,648.92-182,228.68-60,675.36

Finding the Fourth Proportional to 121,648.92, 182,228.68 and 60,675.36

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Solution

The fourth proportional to 121,648.92, 182,228.68 and 60,675.36 is: 90,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,648.92 : 182,228.68 = 60,675.36 : x
  2. Step 2: Convert to fraction form
    121,648.92/182,228.68 = 60,675.36/x
  3. Step 3: Cross multiply
    121,648.92x = 182,228.68 × 60,675.36
  4. Step 4: Simplify right side
    121,648.92x = 11,056,790,761.32
  5. Step 5: Solve for x
    x = 11,056,790,761.32/121,648.92
  6. Step 6: Final answer
    x = 90,890.99

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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.