Home / 221,385.15-332,042.09-63,577.71

Finding the Fourth Proportional to 221,385.15, 332,042.09 and 63,577.71

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Solution

The fourth proportional to 221,385.15, 332,042.09 and 63,577.71 is: 95,356.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,385.15 : 332,042.09 = 63,577.71 : x
  2. Step 2: Convert to fraction form
    221,385.15/332,042.09 = 63,577.71/x
  3. Step 3: Cross multiply
    221,385.15x = 332,042.09 × 63,577.71
  4. Step 4: Simplify right side
    221,385.15x = 21,110,475,387.93
  5. Step 5: Solve for x
    x = 21,110,475,387.93/221,385.15
  6. Step 6: Final answer
    x = 95,356.33

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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.