Home / 95,719.76-132,063.48-54,319.92

Finding the Fourth Proportional to 95,719.76, 132,063.48 and 54,319.92

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Solution

The fourth proportional to 95,719.76, 132,063.48 and 54,319.92 is: 74,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,719.76 : 132,063.48 = 54,319.92 : x
  2. Step 2: Convert to fraction form
    95,719.76/132,063.48 = 54,319.92/x
  3. Step 3: Cross multiply
    95,719.76x = 132,063.48 × 54,319.92
  4. Step 4: Simplify right side
    95,719.76x = 7,173,677,668.52
  5. Step 5: Solve for x
    x = 7,173,677,668.52/95,719.76
  6. Step 6: Final answer
    x = 74,944.58

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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.