Home / 147,103.92-202,972.44-96,191.28

Finding the Fourth Proportional to 147,103.92, 202,972.44 and 96,191.28

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Solution

The fourth proportional to 147,103.92, 202,972.44 and 96,191.28 is: 132,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,103.92 : 202,972.44 = 96,191.28 : x
  2. Step 2: Convert to fraction form
    147,103.92/202,972.44 = 96,191.28/x
  3. Step 3: Cross multiply
    147,103.92x = 202,972.44 × 96,191.28
  4. Step 4: Simplify right side
    147,103.92x = 19,524,178,808.32
  5. Step 5: Solve for x
    x = 19,524,178,808.32/147,103.92
  6. Step 6: Final answer
    x = 132,723.72

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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.