Home / 41,868.81-57,778.47-23,005.89

Finding the Fourth Proportional to 41,868.81, 57,778.47 and 23,005.89

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Solution

The fourth proportional to 41,868.81, 57,778.47 and 23,005.89 is: 31,747.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,868.81 : 57,778.47 = 23,005.89 : x
  2. Step 2: Convert to fraction form
    41,868.81/57,778.47 = 23,005.89/x
  3. Step 3: Cross multiply
    41,868.81x = 57,778.47 × 23,005.89
  4. Step 4: Simplify right side
    41,868.81x = 1,329,245,125.19
  5. Step 5: Solve for x
    x = 1,329,245,125.19/41,868.81
  6. Step 6: Final answer
    x = 31,747.86

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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.