Home / 193,881.20-267,526.80-108,981.86

Finding the Fourth Proportional to 193,881.20, 267,526.80 and 108,981.86

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Solution

The fourth proportional to 193,881.20, 267,526.80 and 108,981.86 is: 150,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,881.20 : 267,526.80 = 108,981.86 : x
  2. Step 2: Convert to fraction form
    193,881.20/267,526.80 = 108,981.86/x
  3. Step 3: Cross multiply
    193,881.20x = 267,526.80 × 108,981.86
  4. Step 4: Simplify right side
    193,881.20x = 29,155,566,926.21
  5. Step 5: Solve for x
    x = 29,155,566,926.21/193,881.20
  6. Step 6: Final answer
    x = 150,378.52

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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.