Home / 95,454.14-131,719.02-55,170.51

Finding the Fourth Proportional to 95,454.14, 131,719.02 and 55,170.51

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Solution

The fourth proportional to 95,454.14, 131,719.02 and 55,170.51 is: 76,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,454.14 : 131,719.02 = 55,170.51 : x
  2. Step 2: Convert to fraction form
    95,454.14/131,719.02 = 55,170.51/x
  3. Step 3: Cross multiply
    95,454.14x = 131,719.02 × 55,170.51
  4. Step 4: Simplify right side
    95,454.14x = 7,267,005,510.10
  5. Step 5: Solve for x
    x = 7,267,005,510.10/95,454.14
  6. Step 6: Final answer
    x = 76,130.86

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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.