Home / 68,780.28-94,933.65-41,937.57

Finding the Fourth Proportional to 68,780.28, 94,933.65 and 41,937.57

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Solution

The fourth proportional to 68,780.28, 94,933.65 and 41,937.57 is: 57,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,780.28 : 94,933.65 = 41,937.57 : x
  2. Step 2: Convert to fraction form
    68,780.28/94,933.65 = 41,937.57/x
  3. Step 3: Cross multiply
    68,780.28x = 94,933.65 × 41,937.57
  4. Step 4: Simplify right side
    68,780.28x = 3,981,286,592.23
  5. Step 5: Solve for x
    x = 3,981,286,592.23/68,780.28
  6. Step 6: Final answer
    x = 57,884.13

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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.