Home / 107,834.34-148,732.20-69,574.44

Finding the Fourth Proportional to 107,834.34, 148,732.20 and 69,574.44

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Solution

The fourth proportional to 107,834.34, 148,732.20 and 69,574.44 is: 95,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,834.34 : 148,732.20 = 69,574.44 : x
  2. Step 2: Convert to fraction form
    107,834.34/148,732.20 = 69,574.44/x
  3. Step 3: Cross multiply
    107,834.34x = 148,732.20 × 69,574.44
  4. Step 4: Simplify right side
    107,834.34x = 10,347,959,524.97
  5. Step 5: Solve for x
    x = 10,347,959,524.97/107,834.34
  6. Step 6: Final answer
    x = 95,961.63

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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.