Home / 107,809.64-148,781.88-60,062.96

Finding the Fourth Proportional to 107,809.64, 148,781.88 and 60,062.96

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Solution

The fourth proportional to 107,809.64, 148,781.88 and 60,062.96 is: 82,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,809.64 : 148,781.88 = 60,062.96 : x
  2. Step 2: Convert to fraction form
    107,809.64/148,781.88 = 60,062.96/x
  3. Step 3: Cross multiply
    107,809.64x = 148,781.88 × 60,062.96
  4. Step 4: Simplify right side
    107,809.64x = 8,936,280,107.16
  5. Step 5: Solve for x
    x = 8,936,280,107.16/107,809.64
  6. Step 6: Final answer
    x = 82,889.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.