Home / 193,517.70-289,620.45-169,898.10

Finding the Fourth Proportional to 193,517.70, 289,620.45 and 169,898.10

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Solution

The fourth proportional to 193,517.70, 289,620.45 and 169,898.10 is: 254,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,517.70 : 289,620.45 = 169,898.10 : x
  2. Step 2: Convert to fraction form
    193,517.70/289,620.45 = 169,898.10/x
  3. Step 3: Cross multiply
    193,517.70x = 289,620.45 × 169,898.10
  4. Step 4: Simplify right side
    193,517.70x = 49,205,964,176.15
  5. Step 5: Solve for x
    x = 49,205,964,176.15/193,517.70
  6. Step 6: Final answer
    x = 254,271.13

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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.