Home / 87,349.52-131,075.08-36,744.84

Finding the Fourth Proportional to 87,349.52, 131,075.08 and 36,744.84

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Solution

The fourth proportional to 87,349.52, 131,075.08 and 36,744.84 is: 55,138.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,349.52 : 131,075.08 = 36,744.84 : x
  2. Step 2: Convert to fraction form
    87,349.52/131,075.08 = 36,744.84/x
  3. Step 3: Cross multiply
    87,349.52x = 131,075.08 × 36,744.84
  4. Step 4: Simplify right side
    87,349.52x = 4,816,332,750.73
  5. Step 5: Solve for x
    x = 4,816,332,750.73/87,349.52
  6. Step 6: Final answer
    x = 55,138.63

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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.