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Finding the Fourth Proportional to 101,070.10, 151,729.95 and 63,630.10

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Solution

The fourth proportional to 101,070.10, 151,729.95 and 63,630.10 is: 95,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,070.10 : 151,729.95 = 63,630.10 : x
  2. Step 2: Convert to fraction form
    101,070.10/151,729.95 = 63,630.10/x
  3. Step 3: Cross multiply
    101,070.10x = 151,729.95 × 63,630.10
  4. Step 4: Simplify right side
    101,070.10x = 9,654,591,891.50
  5. Step 5: Solve for x
    x = 9,654,591,891.50/101,070.10
  6. Step 6: Final answer
    x = 95,523.72

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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.