Home / 43,244.20-64,815.10-32,287.40

Finding the Fourth Proportional to 43,244.20, 64,815.10 and 32,287.40

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Solution

The fourth proportional to 43,244.20, 64,815.10 and 32,287.40 is: 48,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,244.20 : 64,815.10 = 32,287.40 : x
  2. Step 2: Convert to fraction form
    43,244.20/64,815.10 = 32,287.40/x
  3. Step 3: Cross multiply
    43,244.20x = 64,815.10 × 32,287.40
  4. Step 4: Simplify right side
    43,244.20x = 2,092,711,059.74
  5. Step 5: Solve for x
    x = 2,092,711,059.74/43,244.20
  6. Step 6: Final answer
    x = 48,392.87

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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.