Home / 67,579.06-101,460.52-38,017.70

Finding the Fourth Proportional to 67,579.06, 101,460.52 and 38,017.70

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Solution

The fourth proportional to 67,579.06, 101,460.52 and 38,017.70 is: 57,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,579.06 : 101,460.52 = 38,017.70 : x
  2. Step 2: Convert to fraction form
    67,579.06/101,460.52 = 38,017.70/x
  3. Step 3: Cross multiply
    67,579.06x = 101,460.52 × 38,017.70
  4. Step 4: Simplify right side
    67,579.06x = 3,857,295,611.20
  5. Step 5: Solve for x
    x = 3,857,295,611.20/67,579.06
  6. Step 6: Final answer
    x = 57,078.27

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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.