Home / 96,331.40-144,497.10-80,001.80

Finding the Fourth Proportional to 96,331.40, 144,497.10 and 80,001.80

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Solution

The fourth proportional to 96,331.40, 144,497.10 and 80,001.80 is: 120,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,331.40 : 144,497.10 = 80,001.80 : x
  2. Step 2: Convert to fraction form
    96,331.40/144,497.10 = 80,001.80/x
  3. Step 3: Cross multiply
    96,331.40x = 144,497.10 × 80,001.80
  4. Step 4: Simplify right side
    96,331.40x = 11,560,028,094.78
  5. Step 5: Solve for x
    x = 11,560,028,094.78/96,331.40
  6. Step 6: Final answer
    x = 120,002.70

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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.