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Finding the Fourth Proportional to 49,894.88, 68,854.95 and 27,538.88

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Solution

The fourth proportional to 49,894.88, 68,854.95 and 27,538.88 is: 38,003.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,894.88 : 68,854.95 = 27,538.88 : x
  2. Step 2: Convert to fraction form
    49,894.88/68,854.95 = 27,538.88/x
  3. Step 3: Cross multiply
    49,894.88x = 68,854.95 × 27,538.88
  4. Step 4: Simplify right side
    49,894.88x = 1,896,187,861.18
  5. Step 5: Solve for x
    x = 1,896,187,861.18/49,894.88
  6. Step 6: Final answer
    x = 38,003.66

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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.