Home / 48,979.56-67,591.70-29,107.56

Finding the Fourth Proportional to 48,979.56, 67,591.70 and 29,107.56

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Solution

The fourth proportional to 48,979.56, 67,591.70 and 29,107.56 is: 40,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,979.56 : 67,591.70 = 29,107.56 : x
  2. Step 2: Convert to fraction form
    48,979.56/67,591.70 = 29,107.56/x
  3. Step 3: Cross multiply
    48,979.56x = 67,591.70 × 29,107.56
  4. Step 4: Simplify right side
    48,979.56x = 1,967,429,463.25
  5. Step 5: Solve for x
    x = 1,967,429,463.25/48,979.56
  6. Step 6: Final answer
    x = 40,168.38

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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.