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Finding the Fourth Proportional to 49,795, 68,718.54 and 27,440.44

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Solution

The fourth proportional to 49,795, 68,718.54 and 27,440.44 is: 37,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,795 : 68,718.54 = 27,440.44 : x
  2. Step 2: Convert to fraction form
    49,795/68,718.54 = 27,440.44/x
  3. Step 3: Cross multiply
    49,795x = 68,718.54 × 27,440.44
  4. Step 4: Simplify right side
    49,795x = 1,885,666,973.76
  5. Step 5: Solve for x
    x = 1,885,666,973.76/49,795
  6. Step 6: Final answer
    x = 37,868.60

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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.