Home / 114,391.20-171,613.80-39,511.97

Finding the Fourth Proportional to 114,391.20, 171,613.80 and 39,511.97

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Solution

The fourth proportional to 114,391.20, 171,613.80 and 39,511.97 is: 59,277.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,391.20 : 171,613.80 = 39,511.97 : x
  2. Step 2: Convert to fraction form
    114,391.20/171,613.80 = 39,511.97/x
  3. Step 3: Cross multiply
    114,391.20x = 171,613.80 × 39,511.97
  4. Step 4: Simplify right side
    114,391.20x = 6,780,799,317.19
  5. Step 5: Solve for x
    x = 6,780,799,317.19/114,391.20
  6. Step 6: Final answer
    x = 59,277.28

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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.