Home / 124,320.54-171,562.37-67,731.92

Finding the Fourth Proportional to 124,320.54, 171,562.37 and 67,731.92

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Solution

The fourth proportional to 124,320.54, 171,562.37 and 67,731.92 is: 93,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,320.54 : 171,562.37 = 67,731.92 : x
  2. Step 2: Convert to fraction form
    124,320.54/171,562.37 = 67,731.92/x
  3. Step 3: Cross multiply
    124,320.54x = 171,562.37 × 67,731.92
  4. Step 4: Simplify right side
    124,320.54x = 11,620,248,719.85
  5. Step 5: Solve for x
    x = 11,620,248,719.85/124,320.54
  6. Step 6: Final answer
    x = 93,470.06

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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.