Home / 66,521.52-99,805.89-41,532.60

Finding the Fourth Proportional to 66,521.52, 99,805.89 and 41,532.60

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Solution

The fourth proportional to 66,521.52, 99,805.89 and 41,532.60 is: 62,313.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,521.52 : 99,805.89 = 41,532.60 : x
  2. Step 2: Convert to fraction form
    66,521.52/99,805.89 = 41,532.60/x
  3. Step 3: Cross multiply
    66,521.52x = 99,805.89 × 41,532.60
  4. Step 4: Simplify right side
    66,521.52x = 4,145,198,107.01
  5. Step 5: Solve for x
    x = 4,145,198,107.01/66,521.52
  6. Step 6: Final answer
    x = 62,313.64

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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.