Home / 69,680.75-96,199.32-45,876.62

Finding the Fourth Proportional to 69,680.75, 96,199.32 and 45,876.62

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Solution

The fourth proportional to 69,680.75, 96,199.32 and 45,876.62 is: 63,335.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,680.75 : 96,199.32 = 45,876.62 : x
  2. Step 2: Convert to fraction form
    69,680.75/96,199.32 = 45,876.62/x
  3. Step 3: Cross multiply
    69,680.75x = 96,199.32 × 45,876.62
  4. Step 4: Simplify right side
    69,680.75x = 4,413,299,166.90
  5. Step 5: Solve for x
    x = 4,413,299,166.90/69,680.75
  6. Step 6: Final answer
    x = 63,335.99

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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.