Home / 68,776.97-94,911.35-38,562.26

Finding the Fourth Proportional to 68,776.97, 94,911.35 and 38,562.26

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Solution

The fourth proportional to 68,776.97, 94,911.35 and 38,562.26 is: 53,215.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,776.97 : 94,911.35 = 38,562.26 : x
  2. Step 2: Convert to fraction form
    68,776.97/94,911.35 = 38,562.26/x
  3. Step 3: Cross multiply
    68,776.97x = 94,911.35 × 38,562.26
  4. Step 4: Simplify right side
    68,776.97x = 3,659,995,488.28
  5. Step 5: Solve for x
    x = 3,659,995,488.28/68,776.97
  6. Step 6: Final answer
    x = 53,215.43

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1.5x scale

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.