Home / 67,054.35-100,599.01-38,947.38

Finding the Fourth Proportional to 67,054.35, 100,599.01 and 38,947.38

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Solution

The fourth proportional to 67,054.35, 100,599.01 and 38,947.38 is: 58,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,054.35 : 100,599.01 = 38,947.38 : x
  2. Step 2: Convert to fraction form
    67,054.35/100,599.01 = 38,947.38/x
  3. Step 3: Cross multiply
    67,054.35x = 100,599.01 × 38,947.38
  4. Step 4: Simplify right side
    67,054.35x = 3,918,067,870.09
  5. Step 5: Solve for x
    x = 3,918,067,870.09/67,054.35
  6. Step 6: Final answer
    x = 58,431.23

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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.