Home / 101,949.33-140,633.40-94,732.86

Finding the Fourth Proportional to 101,949.33, 140,633.40 and 94,732.86

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Solution

The fourth proportional to 101,949.33, 140,633.40 and 94,732.86 is: 130,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,949.33 : 140,633.40 = 94,732.86 : x
  2. Step 2: Convert to fraction form
    101,949.33/140,633.40 = 94,732.86/x
  3. Step 3: Cross multiply
    101,949.33x = 140,633.40 × 94,732.86
  4. Step 4: Simplify right side
    101,949.33x = 13,322,604,193.52
  5. Step 5: Solve for x
    x = 13,322,604,193.52/101,949.33
  6. Step 6: Final answer
    x = 130,678.68

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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.