Home / 43,543.20-65,343.89-15,841.20

Finding the Fourth Proportional to 43,543.20, 65,343.89 and 15,841.20

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Solution

The fourth proportional to 43,543.20, 65,343.89 and 15,841.20 is: 23,772.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,543.20 : 65,343.89 = 15,841.20 : x
  2. Step 2: Convert to fraction form
    43,543.20/65,343.89 = 15,841.20/x
  3. Step 3: Cross multiply
    43,543.20x = 65,343.89 × 15,841.20
  4. Step 4: Simplify right side
    43,543.20x = 1,035,125,630.27
  5. Step 5: Solve for x
    x = 1,035,125,630.27/43,543.20
  6. Step 6: Final answer
    x = 23,772.38

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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.