Home / 54,204.10-81,306.15-35,601.70

Finding the Fourth Proportional to 54,204.10, 81,306.15 and 35,601.70

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Solution

The fourth proportional to 54,204.10, 81,306.15 and 35,601.70 is: 53,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,204.10 : 81,306.15 = 35,601.70 : x
  2. Step 2: Convert to fraction form
    54,204.10/81,306.15 = 35,601.70/x
  3. Step 3: Cross multiply
    54,204.10x = 81,306.15 × 35,601.70
  4. Step 4: Simplify right side
    54,204.10x = 2,894,637,160.46
  5. Step 5: Solve for x
    x = 2,894,637,160.46/54,204.10
  6. Step 6: Final answer
    x = 53,402.55

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1.5x scale

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.