Home / 95,541.93-131,546.70-86,684.58

Finding the Fourth Proportional to 95,541.93, 131,546.70 and 86,684.58

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Solution

The fourth proportional to 95,541.93, 131,546.70 and 86,684.58 is: 119,351.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,541.93 : 131,546.70 = 86,684.58 : x
  2. Step 2: Convert to fraction form
    95,541.93/131,546.70 = 86,684.58/x
  3. Step 3: Cross multiply
    95,541.93x = 131,546.70 × 86,684.58
  4. Step 4: Simplify right side
    95,541.93x = 11,403,070,439.89
  5. Step 5: Solve for x
    x = 11,403,070,439.89/95,541.93
  6. Step 6: Final answer
    x = 119,351.48

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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.