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Finding the Fourth Proportional to 67,960.88, 93,786.01 and 38,152.88

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Solution

The fourth proportional to 67,960.88, 93,786.01 and 38,152.88 is: 52,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,960.88 : 93,786.01 = 38,152.88 : x
  2. Step 2: Convert to fraction form
    67,960.88/93,786.01 = 38,152.88/x
  3. Step 3: Cross multiply
    67,960.88x = 93,786.01 × 38,152.88
  4. Step 4: Simplify right side
    67,960.88x = 3,578,205,916.28
  5. Step 5: Solve for x
    x = 3,578,205,916.28/67,960.88
  6. Step 6: Final answer
    x = 52,650.97

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1.5x scale

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.