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Finding the Fourth Proportional to 67,865.88, 93,653.16 and 37,651.14

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Solution

The fourth proportional to 67,865.88, 93,653.16 and 37,651.14 is: 51,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,865.88 : 93,653.16 = 37,651.14 : x
  2. Step 2: Convert to fraction form
    67,865.88/93,653.16 = 37,651.14/x
  3. Step 3: Cross multiply
    67,865.88x = 93,653.16 × 37,651.14
  4. Step 4: Simplify right side
    67,865.88x = 3,526,148,238.60
  5. Step 5: Solve for x
    x = 3,526,148,238.60/67,865.88
  6. Step 6: Final answer
    x = 51,957.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.