Home / 36,159.39-49,901.04-20,243.70

Finding the Fourth Proportional to 36,159.39, 49,901.04 and 20,243.70

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Solution

The fourth proportional to 36,159.39, 49,901.04 and 20,243.70 is: 27,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,159.39 : 49,901.04 = 20,243.70 : x
  2. Step 2: Convert to fraction form
    36,159.39/49,901.04 = 20,243.70/x
  3. Step 3: Cross multiply
    36,159.39x = 49,901.04 × 20,243.70
  4. Step 4: Simplify right side
    36,159.39x = 1,010,181,683.45
  5. Step 5: Solve for x
    x = 1,010,181,683.45/36,159.39
  6. Step 6: Final answer
    x = 27,936.91

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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.