Home / 140,296.62-193,592.52-79,867.38

Finding the Fourth Proportional to 140,296.62, 193,592.52 and 79,867.38

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Solution

The fourth proportional to 140,296.62, 193,592.52 and 79,867.38 is: 110,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,296.62 : 193,592.52 = 79,867.38 : x
  2. Step 2: Convert to fraction form
    140,296.62/193,592.52 = 79,867.38/x
  3. Step 3: Cross multiply
    140,296.62x = 193,592.52 × 79,867.38
  4. Step 4: Simplify right side
    140,296.62x = 15,461,727,360.00
  5. Step 5: Solve for x
    x = 15,461,727,360.00/140,296.62
  6. Step 6: Final answer
    x = 110,207.41

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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.