Home / 41,145.39-61,720.49-11,565.53

Finding the Fourth Proportional to 41,145.39, 61,720.49 and 11,565.53

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Solution

The fourth proportional to 41,145.39, 61,720.49 and 11,565.53 is: 17,348.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,145.39 : 61,720.49 = 11,565.53 : x
  2. Step 2: Convert to fraction form
    41,145.39/61,720.49 = 11,565.53/x
  3. Step 3: Cross multiply
    41,145.39x = 61,720.49 × 11,565.53
  4. Step 4: Simplify right side
    41,145.39x = 713,830,178.71
  5. Step 5: Solve for x
    x = 713,830,178.71/41,145.39
  6. Step 6: Final answer
    x = 17,348.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.