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Finding the Fourth Proportional to 96,156.84, 143,982.90 and 67,924.20

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Solution

The fourth proportional to 96,156.84, 143,982.90 and 67,924.20 is: 101,708.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,156.84 : 143,982.90 = 67,924.20 : x
  2. Step 2: Convert to fraction form
    96,156.84/143,982.90 = 67,924.20/x
  3. Step 3: Cross multiply
    96,156.84x = 143,982.90 × 67,924.20
  4. Step 4: Simplify right side
    96,156.84x = 9,779,923,296.18
  5. Step 5: Solve for x
    x = 9,779,923,296.18/96,156.84
  6. Step 6: Final answer
    x = 101,708.04

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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.