Home / 193,402.20-266,881.68-107,354.46

Finding the Fourth Proportional to 193,402.20, 266,881.68 and 107,354.46

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Solution

The fourth proportional to 193,402.20, 266,881.68 and 107,354.46 is: 148,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,402.20 : 266,881.68 = 107,354.46 : x
  2. Step 2: Convert to fraction form
    193,402.20/266,881.68 = 107,354.46/x
  3. Step 3: Cross multiply
    193,402.20x = 266,881.68 × 107,354.46
  4. Step 4: Simplify right side
    193,402.20x = 28,650,938,640.29
  5. Step 5: Solve for x
    x = 28,650,938,640.29/193,402.20
  6. Step 6: Final answer
    x = 148,141.74

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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.