Home / 68,929.38-103,394.61-37,747.62

Finding the Fourth Proportional to 68,929.38, 103,394.61 and 37,747.62

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Solution

The fourth proportional to 68,929.38, 103,394.61 and 37,747.62 is: 56,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,929.38 : 103,394.61 = 37,747.62 : x
  2. Step 2: Convert to fraction form
    68,929.38/103,394.61 = 37,747.62/x
  3. Step 3: Cross multiply
    68,929.38x = 103,394.61 × 37,747.62
  4. Step 4: Simplify right side
    68,929.38x = 3,902,900,448.33
  5. Step 5: Solve for x
    x = 3,902,900,448.33/68,929.38
  6. Step 6: Final answer
    x = 56,621.73

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1.5x scale

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.