Home / 67,498.20-101,247.30-54,376.20

Finding the Fourth Proportional to 67,498.20, 101,247.30 and 54,376.20

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Solution

The fourth proportional to 67,498.20, 101,247.30 and 54,376.20 is: 81,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,498.20 : 101,247.30 = 54,376.20 : x
  2. Step 2: Convert to fraction form
    67,498.20/101,247.30 = 54,376.20/x
  3. Step 3: Cross multiply
    67,498.20x = 101,247.30 × 54,376.20
  4. Step 4: Simplify right side
    67,498.20x = 5,505,443,434.26
  5. Step 5: Solve for x
    x = 5,505,443,434.26/67,498.20
  6. Step 6: Final answer
    x = 81,564.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.