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Finding the Fourth Proportional to 49,995.40, 68,994.95 and 27,335.34

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Solution

The fourth proportional to 49,995.40, 68,994.95 and 27,335.34 is: 37,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,995.40 : 68,994.95 = 27,335.34 : x
  2. Step 2: Convert to fraction form
    49,995.40/68,994.95 = 27,335.34/x
  3. Step 3: Cross multiply
    49,995.40x = 68,994.95 × 27,335.34
  4. Step 4: Simplify right side
    49,995.40x = 1,886,000,416.53
  5. Step 5: Solve for x
    x = 1,886,000,416.53/49,995.40
  6. Step 6: Final answer
    x = 37,723.48

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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.