Home / 41,690.50-57,538.38-23,781.40

Finding the Fourth Proportional to 41,690.50, 57,538.38 and 23,781.40

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Solution

The fourth proportional to 41,690.50, 57,538.38 and 23,781.40 is: 32,821.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,690.50 : 57,538.38 = 23,781.40 : x
  2. Step 2: Convert to fraction form
    41,690.50/57,538.38 = 23,781.40/x
  3. Step 3: Cross multiply
    41,690.50x = 57,538.38 × 23,781.40
  4. Step 4: Simplify right side
    41,690.50x = 1,368,343,230.13
  5. Step 5: Solve for x
    x = 1,368,343,230.13/41,690.50
  6. Step 6: Final answer
    x = 32,821.46

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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.