Home / 67,455.38-101,187.98-25,902.38

Finding the Fourth Proportional to 67,455.38, 101,187.98 and 25,902.38

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Solution

The fourth proportional to 67,455.38, 101,187.98 and 25,902.38 is: 38,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,455.38 : 101,187.98 = 25,902.38 : x
  2. Step 2: Convert to fraction form
    67,455.38/101,187.98 = 25,902.38/x
  3. Step 3: Cross multiply
    67,455.38x = 101,187.98 × 25,902.38
  4. Step 4: Simplify right side
    67,455.38x = 2,621,008,873.94
  5. Step 5: Solve for x
    x = 2,621,008,873.94/67,455.38
  6. Step 6: Final answer
    x = 38,855.45

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1.5x scale

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.