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Finding the Fourth Proportional to 43,693.28, 65,398.96 and 22,604.28

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Solution

The fourth proportional to 43,693.28, 65,398.96 and 22,604.28 is: 33,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,693.28 : 65,398.96 = 22,604.28 : x
  2. Step 2: Convert to fraction form
    43,693.28/65,398.96 = 22,604.28/x
  3. Step 3: Cross multiply
    43,693.28x = 65,398.96 × 22,604.28
  4. Step 4: Simplify right side
    43,693.28x = 1,478,296,290.53
  5. Step 5: Solve for x
    x = 1,478,296,290.53/43,693.28
  6. Step 6: Final answer
    x = 33,833.50

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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.