Home / 41,369.28-57,058.32-28,643.76

Finding the Fourth Proportional to 41,369.28, 57,058.32 and 28,643.76

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Solution

The fourth proportional to 41,369.28, 57,058.32 and 28,643.76 is: 39,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,369.28 : 57,058.32 = 28,643.76 : x
  2. Step 2: Convert to fraction form
    41,369.28/57,058.32 = 28,643.76/x
  3. Step 3: Cross multiply
    41,369.28x = 57,058.32 × 28,643.76
  4. Step 4: Simplify right side
    41,369.28x = 1,634,364,824.08
  5. Step 5: Solve for x
    x = 1,634,364,824.08/41,369.28
  6. Step 6: Final answer
    x = 39,506.73

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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.