Home / 71,864.32-107,756.79-33,353.83

Finding the Fourth Proportional to 71,864.32, 107,756.79 and 33,353.83

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Solution

The fourth proportional to 71,864.32, 107,756.79 and 33,353.83 is: 50,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,864.32 : 107,756.79 = 33,353.83 : x
  2. Step 2: Convert to fraction form
    71,864.32/107,756.79 = 33,353.83/x
  3. Step 3: Cross multiply
    71,864.32x = 107,756.79 × 33,353.83
  4. Step 4: Simplify right side
    71,864.32x = 3,594,101,655.01
  5. Step 5: Solve for x
    x = 3,594,101,655.01/71,864.32
  6. Step 6: Final answer
    x = 50,012.32

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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.