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Finding the Fourth Proportional to 67,698.96, 101,541.96 and 23,319.60

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Solution

The fourth proportional to 67,698.96, 101,541.96 and 23,319.60 is: 34,977.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,698.96 : 101,541.96 = 23,319.60 : x
  2. Step 2: Convert to fraction form
    67,698.96/101,541.96 = 23,319.60/x
  3. Step 3: Cross multiply
    67,698.96x = 101,541.96 × 23,319.60
  4. Step 4: Simplify right side
    67,698.96x = 2,367,917,890.42
  5. Step 5: Solve for x
    x = 2,367,917,890.42/67,698.96
  6. Step 6: Final answer
    x = 34,977.17

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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.