Home / 36,158.70-54,198.45-12,773.10

Finding the Fourth Proportional to 36,158.70, 54,198.45 and 12,773.10

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Solution

The fourth proportional to 36,158.70, 54,198.45 and 12,773.10 is: 19,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,158.70 : 54,198.45 = 12,773.10 : x
  2. Step 2: Convert to fraction form
    36,158.70/54,198.45 = 12,773.10/x
  3. Step 3: Cross multiply
    36,158.70x = 54,198.45 × 12,773.10
  4. Step 4: Simplify right side
    36,158.70x = 692,282,221.70
  5. Step 5: Solve for x
    x = 692,282,221.70/36,158.70
  6. Step 6: Final answer
    x = 19,145.66

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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.