Home / 140,652.33-194,083.17-112,044.87

Finding the Fourth Proportional to 140,652.33, 194,083.17 and 112,044.87

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Solution

The fourth proportional to 140,652.33, 194,083.17 and 112,044.87 is: 154,608.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,652.33 : 194,083.17 = 112,044.87 : x
  2. Step 2: Convert to fraction form
    140,652.33/194,083.17 = 112,044.87/x
  3. Step 3: Cross multiply
    140,652.33x = 194,083.17 × 112,044.87
  4. Step 4: Simplify right side
    140,652.33x = 21,746,023,551.84
  5. Step 5: Solve for x
    x = 21,746,023,551.84/140,652.33
  6. Step 6: Final answer
    x = 154,608.34

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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.