Home / 95,689.20-143,193.60-83,344.80

Finding the Fourth Proportional to 95,689.20, 143,193.60 and 83,344.80

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Solution

The fourth proportional to 95,689.20, 143,193.60 and 83,344.80 is: 124,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,689.20 : 143,193.60 = 83,344.80 : x
  2. Step 2: Convert to fraction form
    95,689.20/143,193.60 = 83,344.80/x
  3. Step 3: Cross multiply
    95,689.20x = 143,193.60 × 83,344.80
  4. Step 4: Simplify right side
    95,689.20x = 11,934,441,953.28
  5. Step 5: Solve for x
    x = 11,934,441,953.28/95,689.20
  6. Step 6: Final answer
    x = 124,720.89

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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.