Home / 66,532.78-99,777.57-22,147.62

Finding the Fourth Proportional to 66,532.78, 99,777.57 and 22,147.62

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Solution

The fourth proportional to 66,532.78, 99,777.57 and 22,147.62 is: 33,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,532.78 : 99,777.57 = 22,147.62 : x
  2. Step 2: Convert to fraction form
    66,532.78/99,777.57 = 22,147.62/x
  3. Step 3: Cross multiply
    66,532.78x = 99,777.57 × 22,147.62
  4. Step 4: Simplify right side
    66,532.78x = 2,209,835,704.88
  5. Step 5: Solve for x
    x = 2,209,835,704.88/66,532.78
  6. Step 6: Final answer
    x = 33,214.24

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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.