Home / 124,003.28-171,125.64-67,414.76

Finding the Fourth Proportional to 124,003.28, 171,125.64 and 67,414.76

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Solution

The fourth proportional to 124,003.28, 171,125.64 and 67,414.76 is: 93,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,003.28 : 171,125.64 = 67,414.76 : x
  2. Step 2: Convert to fraction form
    124,003.28/171,125.64 = 67,414.76/x
  3. Step 3: Cross multiply
    124,003.28x = 171,125.64 × 67,414.76
  4. Step 4: Simplify right side
    124,003.28x = 11,536,393,950.45
  5. Step 5: Solve for x
    x = 11,536,393,950.45/124,003.28
  6. Step 6: Final answer
    x = 93,032.97

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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.