Home / 69,366.20-95,725.69-39,152.80

Finding the Fourth Proportional to 69,366.20, 95,725.69 and 39,152.80

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Solution

The fourth proportional to 69,366.20, 95,725.69 and 39,152.80 is: 54,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,366.20 : 95,725.69 = 39,152.80 : x
  2. Step 2: Convert to fraction form
    69,366.20/95,725.69 = 39,152.80/x
  3. Step 3: Cross multiply
    69,366.20x = 95,725.69 × 39,152.80
  4. Step 4: Simplify right side
    69,366.20x = 3,747,928,795.43
  5. Step 5: Solve for x
    x = 3,747,928,795.43/69,366.20
  6. Step 6: Final answer
    x = 54,031.05

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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.