Home / 96,996.30-145,494.18-30,436.71

Finding the Fourth Proportional to 96,996.30, 145,494.18 and 30,436.71

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Solution

The fourth proportional to 96,996.30, 145,494.18 and 30,436.71 is: 45,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,996.30 : 145,494.18 = 30,436.71 : x
  2. Step 2: Convert to fraction form
    96,996.30/145,494.18 = 30,436.71/x
  3. Step 3: Cross multiply
    96,996.30x = 145,494.18 × 30,436.71
  4. Step 4: Simplify right side
    96,996.30x = 4,428,364,163.35
  5. Step 5: Solve for x
    x = 4,428,364,163.35/96,996.30
  6. Step 6: Final answer
    x = 45,654.98

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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.