Home / 95,043.12-131,159.09-54,764.06

Finding the Fourth Proportional to 95,043.12, 131,159.09 and 54,764.06

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Solution

The fourth proportional to 95,043.12, 131,159.09 and 54,764.06 is: 75,574.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,043.12 : 131,159.09 = 54,764.06 : x
  2. Step 2: Convert to fraction form
    95,043.12/131,159.09 = 54,764.06/x
  3. Step 3: Cross multiply
    95,043.12x = 131,159.09 × 54,764.06
  4. Step 4: Simplify right side
    95,043.12x = 7,182,803,344.69
  5. Step 5: Solve for x
    x = 7,182,803,344.69/95,043.12
  6. Step 6: Final answer
    x = 75,574.15

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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.