Home / 36,159.06-49,900.55-20,243.42

Finding the Fourth Proportional to 36,159.06, 49,900.55 and 20,243.42

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Solution

The fourth proportional to 36,159.06, 49,900.55 and 20,243.42 is: 27,936.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,159.06 : 49,900.55 = 20,243.42 : x
  2. Step 2: Convert to fraction form
    36,159.06/49,900.55 = 20,243.42/x
  3. Step 3: Cross multiply
    36,159.06x = 49,900.55 × 20,243.42
  4. Step 4: Simplify right side
    36,159.06x = 1,010,157,441.16
  5. Step 5: Solve for x
    x = 1,010,157,441.16/36,159.06
  6. Step 6: Final answer
    x = 27,936.50

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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.