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Finding the Fourth Proportional to 79,102.50, 118,700.52 and 29,217.84

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Solution

The fourth proportional to 79,102.50, 118,700.52 and 29,217.84 is: 43,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,102.50 : 118,700.52 = 29,217.84 : x
  2. Step 2: Convert to fraction form
    79,102.50/118,700.52 = 29,217.84/x
  3. Step 3: Cross multiply
    79,102.50x = 118,700.52 × 29,217.84
  4. Step 4: Simplify right side
    79,102.50x = 3,468,172,801.28
  5. Step 5: Solve for x
    x = 3,468,172,801.28/79,102.50
  6. Step 6: Final answer
    x = 43,844.04

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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.