Home / 111,529.39-167,320.41-36,649.75

Finding the Fourth Proportional to 111,529.39, 167,320.41 and 36,649.75

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Solution

The fourth proportional to 111,529.39, 167,320.41 and 36,649.75 is: 54,983.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,529.39 : 167,320.41 = 36,649.75 : x
  2. Step 2: Convert to fraction form
    111,529.39/167,320.41 = 36,649.75/x
  3. Step 3: Cross multiply
    111,529.39x = 167,320.41 × 36,649.75
  4. Step 4: Simplify right side
    111,529.39x = 6,132,251,196.40
  5. Step 5: Solve for x
    x = 6,132,251,196.40/111,529.39
  6. Step 6: Final answer
    x = 54,983.28

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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.