Home / 36,120.42-54,160.52-11,153.39

Finding the Fourth Proportional to 36,120.42, 54,160.52 and 11,153.39

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Solution

The fourth proportional to 36,120.42, 54,160.52 and 11,153.39 is: 16,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.42 : 54,160.52 = 11,153.39 : x
  2. Step 2: Convert to fraction form
    36,120.42/54,160.52 = 11,153.39/x
  3. Step 3: Cross multiply
    36,120.42x = 54,160.52 × 11,153.39
  4. Step 4: Simplify right side
    36,120.42x = 604,073,075.59
  5. Step 5: Solve for x
    x = 604,073,075.59/36,120.42
  6. Step 6: Final answer
    x = 16,723.87

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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.