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Finding the Fourth Proportional to 134,192.20, 201,057.90 and 63,920.20

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Solution

The fourth proportional to 134,192.20, 201,057.90 and 63,920.20 is: 95,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,192.20 : 201,057.90 = 63,920.20 : x
  2. Step 2: Convert to fraction form
    134,192.20/201,057.90 = 63,920.20/x
  3. Step 3: Cross multiply
    134,192.20x = 201,057.90 × 63,920.20
  4. Step 4: Simplify right side
    134,192.20x = 12,851,661,179.58
  5. Step 5: Solve for x
    x = 12,851,661,179.58/134,192.20
  6. Step 6: Final answer
    x = 95,770.55

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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.