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Finding the Fourth Proportional to 67,275.95, 100,932.14 and 25,160.31

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Solution

The fourth proportional to 67,275.95, 100,932.14 and 25,160.31 is: 37,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,275.95 : 100,932.14 = 25,160.31 : x
  2. Step 2: Convert to fraction form
    67,275.95/100,932.14 = 25,160.31/x
  3. Step 3: Cross multiply
    67,275.95x = 100,932.14 × 25,160.31
  4. Step 4: Simplify right side
    67,275.95x = 2,539,483,616.04
  5. Step 5: Solve for x
    x = 2,539,483,616.04/67,275.95
  6. Step 6: Final answer
    x = 37,747.27

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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.