Home / 95,148.60-142,431.30-55,588.20

Finding the Fourth Proportional to 95,148.60, 142,431.30 and 55,588.20

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Solution

The fourth proportional to 95,148.60, 142,431.30 and 55,588.20 is: 83,211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,148.60 : 142,431.30 = 55,588.20 : x
  2. Step 2: Convert to fraction form
    95,148.60/142,431.30 = 55,588.20/x
  3. Step 3: Cross multiply
    95,148.60x = 142,431.30 × 55,588.20
  4. Step 4: Simplify right side
    95,148.60x = 7,917,499,590.66
  5. Step 5: Solve for x
    x = 7,917,499,590.66/95,148.60
  6. Step 6: Final answer
    x = 83,211.94

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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.