Home / 83,207.46-124,842.36-43,201.48

Finding the Fourth Proportional to 83,207.46, 124,842.36 and 43,201.48

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Solution

The fourth proportional to 83,207.46, 124,842.36 and 43,201.48 is: 64,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,207.46 : 124,842.36 = 43,201.48 : x
  2. Step 2: Convert to fraction form
    83,207.46/124,842.36 = 43,201.48/x
  3. Step 3: Cross multiply
    83,207.46x = 124,842.36 × 43,201.48
  4. Step 4: Simplify right side
    83,207.46x = 5,393,374,718.69
  5. Step 5: Solve for x
    x = 5,393,374,718.69/83,207.46
  6. Step 6: Final answer
    x = 64,818.40

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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.