Home / 41,382.72-57,109.44-22,521.12

Finding the Fourth Proportional to 41,382.72, 57,109.44 and 22,521.12

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Solution

The fourth proportional to 41,382.72, 57,109.44 and 22,521.12 is: 31,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,382.72 : 57,109.44 = 22,521.12 : x
  2. Step 2: Convert to fraction form
    41,382.72/57,109.44 = 22,521.12/x
  3. Step 3: Cross multiply
    41,382.72x = 57,109.44 × 22,521.12
  4. Step 4: Simplify right side
    41,382.72x = 1,286,168,551.37
  5. Step 5: Solve for x
    x = 1,286,168,551.37/41,382.72
  6. Step 6: Final answer
    x = 31,079.85

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Double scale
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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.