Home / 75,115.24-103,659.30-41,581.24

Finding the Fourth Proportional to 75,115.24, 103,659.30 and 41,581.24

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Solution

The fourth proportional to 75,115.24, 103,659.30 and 41,581.24 is: 57,382.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,115.24 : 103,659.30 = 41,581.24 : x
  2. Step 2: Convert to fraction form
    75,115.24/103,659.30 = 41,581.24/x
  3. Step 3: Cross multiply
    75,115.24x = 103,659.30 × 41,581.24
  4. Step 4: Simplify right side
    75,115.24x = 4,310,282,231.53
  5. Step 5: Solve for x
    x = 4,310,282,231.53/75,115.24
  6. Step 6: Final answer
    x = 57,382.26

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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.