Home / 124,550.40-171,879.24-67,961.76

Finding the Fourth Proportional to 124,550.40, 171,879.24 and 67,961.76

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Solution

The fourth proportional to 124,550.40, 171,879.24 and 67,961.76 is: 93,787.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,550.40 : 171,879.24 = 67,961.76 : x
  2. Step 2: Convert to fraction form
    124,550.40/171,879.24 = 67,961.76/x
  3. Step 3: Cross multiply
    124,550.40x = 171,879.24 × 67,961.76
  4. Step 4: Simplify right side
    124,550.40x = 11,681,215,657.86
  5. Step 5: Solve for x
    x = 11,681,215,657.86/124,550.40
  6. Step 6: Final answer
    x = 93,787.06

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1.5x scale

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.