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Finding the Fourth Proportional to 40,202.70, 60,244.65 and 29,132.70

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Solution

The fourth proportional to 40,202.70, 60,244.65 and 29,132.70 is: 43,656.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,202.70 : 60,244.65 = 29,132.70 : x
  2. Step 2: Convert to fraction form
    40,202.70/60,244.65 = 29,132.70/x
  3. Step 3: Cross multiply
    40,202.70x = 60,244.65 × 29,132.70
  4. Step 4: Simplify right side
    40,202.70x = 1,755,089,315.06
  5. Step 5: Solve for x
    x = 1,755,089,315.06/40,202.70
  6. Step 6: Final answer
    x = 43,656.01

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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.