Home / 36,000.20-49,679.32-20,084.24

Finding the Fourth Proportional to 36,000.20, 49,679.32 and 20,084.24

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Solution

The fourth proportional to 36,000.20, 49,679.32 and 20,084.24 is: 27,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000.20 : 49,679.32 = 20,084.24 : x
  2. Step 2: Convert to fraction form
    36,000.20/49,679.32 = 20,084.24/x
  3. Step 3: Cross multiply
    36,000.20x = 49,679.32 × 20,084.24
  4. Step 4: Simplify right side
    36,000.20x = 997,771,385.92
  5. Step 5: Solve for x
    x = 997,771,385.92/36,000.20
  6. Step 6: Final answer
    x = 27,715.72

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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.