Home / 83,353.36-115,024.78-47,554.96

Finding the Fourth Proportional to 83,353.36, 115,024.78 and 47,554.96

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Solution

The fourth proportional to 83,353.36, 115,024.78 and 47,554.96 is: 65,624.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,353.36 : 115,024.78 = 47,554.96 : x
  2. Step 2: Convert to fraction form
    83,353.36/115,024.78 = 47,554.96/x
  3. Step 3: Cross multiply
    83,353.36x = 115,024.78 × 47,554.96
  4. Step 4: Simplify right side
    83,353.36x = 5,469,998,811.91
  5. Step 5: Solve for x
    x = 5,469,998,811.91/83,353.36
  6. Step 6: Final answer
    x = 65,624.21

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1.5x scale

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.