Home / 67,950.12-101,965.24-25,865.60

Finding the Fourth Proportional to 67,950.12, 101,965.24 and 25,865.60

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Solution

The fourth proportional to 67,950.12, 101,965.24 and 25,865.60 is: 38,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,950.12 : 101,965.24 = 25,865.60 : x
  2. Step 2: Convert to fraction form
    67,950.12/101,965.24 = 25,865.60/x
  3. Step 3: Cross multiply
    67,950.12x = 101,965.24 × 25,865.60
  4. Step 4: Simplify right side
    67,950.12x = 2,637,392,111.74
  5. Step 5: Solve for x
    x = 2,637,392,111.74/67,950.12
  6. Step 6: Final answer
    x = 38,813.65

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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.