Home / 36,168.64-49,912.80-20,253.04

Finding the Fourth Proportional to 36,168.64, 49,912.80 and 20,253.04

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Solution

The fourth proportional to 36,168.64, 49,912.80 and 20,253.04 is: 27,949.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,168.64 : 49,912.80 = 20,253.04 : x
  2. Step 2: Convert to fraction form
    36,168.64/49,912.80 = 20,253.04/x
  3. Step 3: Cross multiply
    36,168.64x = 49,912.80 × 20,253.04
  4. Step 4: Simplify right side
    36,168.64x = 1,010,885,934.91
  5. Step 5: Solve for x
    x = 1,010,885,934.91/36,168.64
  6. Step 6: Final answer
    x = 27,949.24

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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.