Home / 41,690.42-57,583.28-30,341.92

Finding the Fourth Proportional to 41,690.42, 57,583.28 and 30,341.92

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Solution

The fourth proportional to 41,690.42, 57,583.28 and 30,341.92 is: 41,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,690.42 : 57,583.28 = 30,341.92 : x
  2. Step 2: Convert to fraction form
    41,690.42/57,583.28 = 30,341.92/x
  3. Step 3: Cross multiply
    41,690.42x = 57,583.28 × 30,341.92
  4. Step 4: Simplify right side
    41,690.42x = 1,747,187,275.10
  5. Step 5: Solve for x
    x = 1,747,187,275.10/41,690.42
  6. Step 6: Final answer
    x = 41,908.60

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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.