Home / 247,725.68-371,515.61-70,248.20

Finding the Fourth Proportional to 247,725.68, 371,515.61 and 70,248.20

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Solution

The fourth proportional to 247,725.68, 371,515.61 and 70,248.20 is: 105,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,725.68 : 371,515.61 = 70,248.20 : x
  2. Step 2: Convert to fraction form
    247,725.68/371,515.61 = 70,248.20/x
  3. Step 3: Cross multiply
    247,725.68x = 371,515.61 × 70,248.20
  4. Step 4: Simplify right side
    247,725.68x = 26,098,301,192.44
  5. Step 5: Solve for x
    x = 26,098,301,192.44/247,725.68
  6. Step 6: Final answer
    x = 105,351.62

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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.