Home / 67,800.25-101,585.55-41,065.45

Finding the Fourth Proportional to 67,800.25, 101,585.55 and 41,065.45

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Solution

The fourth proportional to 67,800.25, 101,585.55 and 41,065.45 is: 61,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,800.25 : 101,585.55 = 41,065.45 : x
  2. Step 2: Convert to fraction form
    67,800.25/101,585.55 = 41,065.45/x
  3. Step 3: Cross multiply
    67,800.25x = 101,585.55 × 41,065.45
  4. Step 4: Simplify right side
    67,800.25x = 4,171,656,687.80
  5. Step 5: Solve for x
    x = 4,171,656,687.80/67,800.25
  6. Step 6: Final answer
    x = 61,528.64

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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.