Home / 95,721.12-143,570.52-25,605.90

Finding the Fourth Proportional to 95,721.12, 143,570.52 and 25,605.90

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Solution

The fourth proportional to 95,721.12, 143,570.52 and 25,605.90 is: 38,405.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,721.12 : 143,570.52 = 25,605.90 : x
  2. Step 2: Convert to fraction form
    95,721.12/143,570.52 = 25,605.90/x
  3. Step 3: Cross multiply
    95,721.12x = 143,570.52 × 25,605.90
  4. Step 4: Simplify right side
    95,721.12x = 3,676,252,378.07
  5. Step 5: Solve for x
    x = 3,676,252,378.07/95,721.12
  6. Step 6: Final answer
    x = 38,405.86

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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.