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Finding the Fourth Proportional to 60,190.60, 90,300.30 and 29,000.20

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Solution

The fourth proportional to 60,190.60, 90,300.30 and 29,000.20 is: 43,507.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,190.60 : 90,300.30 = 29,000.20 : x
  2. Step 2: Convert to fraction form
    60,190.60/90,300.30 = 29,000.20/x
  3. Step 3: Cross multiply
    60,190.60x = 90,300.30 × 29,000.20
  4. Step 4: Simplify right side
    60,190.60x = 2,618,726,760.06
  5. Step 5: Solve for x
    x = 2,618,726,760.06/60,190.60
  6. Step 6: Final answer
    x = 43,507.24

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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.