Home / 96,929.81-145,394.76-30,375.14

Finding the Fourth Proportional to 96,929.81, 145,394.76 and 30,375.14

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Solution

The fourth proportional to 96,929.81, 145,394.76 and 30,375.14 is: 45,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,929.81 : 145,394.76 = 30,375.14 : x
  2. Step 2: Convert to fraction form
    96,929.81/145,394.76 = 30,375.14/x
  3. Step 3: Cross multiply
    96,929.81x = 145,394.76 × 30,375.14
  4. Step 4: Simplify right side
    96,929.81x = 4,416,386,553.75
  5. Step 5: Solve for x
    x = 4,416,386,553.75/96,929.81
  6. Step 6: Final answer
    x = 45,562.73

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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.