Home / 95,898.13-132,396.12-85,258.32

Finding the Fourth Proportional to 95,898.13, 132,396.12 and 85,258.32

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Solution

The fourth proportional to 95,898.13, 132,396.12 and 85,258.32 is: 117,706.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,898.13 : 132,396.12 = 85,258.32 : x
  2. Step 2: Convert to fraction form
    95,898.13/132,396.12 = 85,258.32/x
  3. Step 3: Cross multiply
    95,898.13x = 132,396.12 × 85,258.32
  4. Step 4: Simplify right side
    95,898.13x = 11,287,870,765.72
  5. Step 5: Solve for x
    x = 11,287,870,765.72/95,898.13
  6. Step 6: Final answer
    x = 117,706.89

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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.