Home / 193,116.12-289,754.20-104,265.18

Finding the Fourth Proportional to 193,116.12, 289,754.20 and 104,265.18

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Solution

The fourth proportional to 193,116.12, 289,754.20 and 104,265.18 is: 156,440.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,116.12 : 289,754.20 = 104,265.18 : x
  2. Step 2: Convert to fraction form
    193,116.12/289,754.20 = 104,265.18/x
  3. Step 3: Cross multiply
    193,116.12x = 289,754.20 × 104,265.18
  4. Step 4: Simplify right side
    193,116.12x = 30,211,273,818.76
  5. Step 5: Solve for x
    x = 30,211,273,818.76/193,116.12
  6. Step 6: Final answer
    x = 156,440.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.