Home / 36,123.86-54,191.57-11,158.04

Finding the Fourth Proportional to 36,123.86, 54,191.57 and 11,158.04

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Solution

The fourth proportional to 36,123.86, 54,191.57 and 11,158.04 is: 16,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123.86 : 54,191.57 = 11,158.04 : x
  2. Step 2: Convert to fraction form
    36,123.86/54,191.57 = 11,158.04/x
  3. Step 3: Cross multiply
    36,123.86x = 54,191.57 × 11,158.04
  4. Step 4: Simplify right side
    36,123.86x = 604,671,705.72
  5. Step 5: Solve for x
    x = 604,671,705.72/36,123.86
  6. Step 6: Final answer
    x = 16,738.85

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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.