Home / 96,708.64-145,062.26-68,127.96

Finding the Fourth Proportional to 96,708.64, 145,062.26 and 68,127.96

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Solution

The fourth proportional to 96,708.64, 145,062.26 and 68,127.96 is: 102,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,708.64 : 145,062.26 = 68,127.96 : x
  2. Step 2: Convert to fraction form
    96,708.64/145,062.26 = 68,127.96/x
  3. Step 3: Cross multiply
    96,708.64x = 145,062.26 × 68,127.96
  4. Step 4: Simplify right side
    96,708.64x = 9,882,795,846.79
  5. Step 5: Solve for x
    x = 9,882,795,846.79/96,708.64
  6. Step 6: Final answer
    x = 102,191.45

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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.