Home / 124,069.20-171,213.30-67,480.26

Finding the Fourth Proportional to 124,069.20, 171,213.30 and 67,480.26

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Solution

The fourth proportional to 124,069.20, 171,213.30 and 67,480.26 is: 93,121.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,069.20 : 171,213.30 = 67,480.26 : x
  2. Step 2: Convert to fraction form
    124,069.20/171,213.30 = 67,480.26/x
  3. Step 3: Cross multiply
    124,069.20x = 171,213.30 × 67,480.26
  4. Step 4: Simplify right side
    124,069.20x = 11,553,517,999.46
  5. Step 5: Solve for x
    x = 11,553,517,999.46/124,069.20
  6. Step 6: Final answer
    x = 93,121.56

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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.