Home / 95,753.03-132,015.67-78,461.10

Finding the Fourth Proportional to 95,753.03, 132,015.67 and 78,461.10

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Solution

The fourth proportional to 95,753.03, 132,015.67 and 78,461.10 is: 108,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,753.03 : 132,015.67 = 78,461.10 : x
  2. Step 2: Convert to fraction form
    95,753.03/132,015.67 = 78,461.10/x
  3. Step 3: Cross multiply
    95,753.03x = 132,015.67 × 78,461.10
  4. Step 4: Simplify right side
    95,753.03x = 10,358,094,489.28
  5. Step 5: Solve for x
    x = 10,358,094,489.28/95,753.03
  6. Step 6: Final answer
    x = 108,175.11

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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.