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Finding the Fourth Proportional to 67,700.96, 101,544.96 and 23,321.60

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Solution

The fourth proportional to 67,700.96, 101,544.96 and 23,321.60 is: 34,980.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,700.96 : 101,544.96 = 23,321.60 : x
  2. Step 2: Convert to fraction form
    67,700.96/101,544.96 = 23,321.60/x
  3. Step 3: Cross multiply
    67,700.96x = 101,544.96 × 23,321.60
  4. Step 4: Simplify right side
    67,700.96x = 2,368,190,939.14
  5. Step 5: Solve for x
    x = 2,368,190,939.14/67,700.96
  6. Step 6: Final answer
    x = 34,980.17

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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.