Home / 245,319.28-367,990.80-67,822.36

Finding the Fourth Proportional to 245,319.28, 367,990.80 and 67,822.36

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Solution

The fourth proportional to 245,319.28, 367,990.80 and 67,822.36 is: 101,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,319.28 : 367,990.80 = 67,822.36 : x
  2. Step 2: Convert to fraction form
    245,319.28/367,990.80 = 67,822.36/x
  3. Step 3: Cross multiply
    245,319.28x = 367,990.80 × 67,822.36
  4. Step 4: Simplify right side
    245,319.28x = 24,958,002,335.22
  5. Step 5: Solve for x
    x = 24,958,002,335.22/245,319.28
  6. Step 6: Final answer
    x = 101,736.82

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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.