Home / 124,529.38-171,849.96-67,940.75

Finding the Fourth Proportional to 124,529.38, 171,849.96 and 67,940.75

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Solution

The fourth proportional to 124,529.38, 171,849.96 and 67,940.75 is: 93,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,529.38 : 171,849.96 = 67,940.75 : x
  2. Step 2: Convert to fraction form
    124,529.38/171,849.96 = 67,940.75/x
  3. Step 3: Cross multiply
    124,529.38x = 171,849.96 × 67,940.75
  4. Step 4: Simplify right side
    124,529.38x = 11,675,615,599.49
  5. Step 5: Solve for x
    x = 11,675,615,599.49/124,529.38
  6. Step 6: Final answer
    x = 93,757.92

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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.