Home / 193,749.76-267,398.58-108,865

Finding the Fourth Proportional to 193,749.76, 267,398.58 and 108,865

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Solution

The fourth proportional to 193,749.76, 267,398.58 and 108,865 is: 150,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,749.76 : 267,398.58 = 108,865 : x
  2. Step 2: Convert to fraction form
    193,749.76/267,398.58 = 108,865/x
  3. Step 3: Cross multiply
    193,749.76x = 267,398.58 × 108,865
  4. Step 4: Simplify right side
    193,749.76x = 29,110,346,411.70
  5. Step 5: Solve for x
    x = 29,110,346,411.70/193,749.76
  6. Step 6: Final answer
    x = 150,247.14

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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.