Home / 70,264.20-96,964.62-38,436.04

Finding the Fourth Proportional to 70,264.20, 96,964.62 and 38,436.04

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Solution

The fourth proportional to 70,264.20, 96,964.62 and 38,436.04 is: 53,041.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,264.20 : 96,964.62 = 38,436.04 : x
  2. Step 2: Convert to fraction form
    70,264.20/96,964.62 = 38,436.04/x
  3. Step 3: Cross multiply
    70,264.20x = 96,964.62 × 38,436.04
  4. Step 4: Simplify right side
    70,264.20x = 3,726,936,012.90
  5. Step 5: Solve for x
    x = 3,726,936,012.90/70,264.20
  6. Step 6: Final answer
    x = 53,041.75

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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.