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Finding the Fourth Proportional to 67,468.70, 93,106.34 and 37,255.90

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Solution

The fourth proportional to 67,468.70, 93,106.34 and 37,255.90 is: 51,412.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,468.70 : 93,106.34 = 37,255.90 : x
  2. Step 2: Convert to fraction form
    67,468.70/93,106.34 = 37,255.90/x
  3. Step 3: Cross multiply
    67,468.70x = 93,106.34 × 37,255.90
  4. Step 4: Simplify right side
    67,468.70x = 3,468,760,492.41
  5. Step 5: Solve for x
    x = 3,468,760,492.41/67,468.70
  6. Step 6: Final answer
    x = 51,412.88

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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.