Home / 109,874.10-164,592.78-53,549.96

Finding the Fourth Proportional to 109,874.10, 164,592.78 and 53,549.96

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Solution

The fourth proportional to 109,874.10, 164,592.78 and 53,549.96 is: 80,218.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,874.10 : 164,592.78 = 53,549.96 : x
  2. Step 2: Convert to fraction form
    109,874.10/164,592.78 = 53,549.96/x
  3. Step 3: Cross multiply
    109,874.10x = 164,592.78 × 53,549.96
  4. Step 4: Simplify right side
    109,874.10x = 8,813,936,785.29
  5. Step 5: Solve for x
    x = 8,813,936,785.29/109,874.10
  6. Step 6: Final answer
    x = 80,218.51

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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.