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Finding the Fourth Proportional to 49,783.68, 68,701.68 and 27,427.68

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Solution

The fourth proportional to 49,783.68, 68,701.68 and 27,427.68 is: 37,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,783.68 : 68,701.68 = 27,427.68 : x
  2. Step 2: Convert to fraction form
    49,783.68/68,701.68 = 27,427.68/x
  3. Step 3: Cross multiply
    49,783.68x = 68,701.68 × 27,427.68
  4. Step 4: Simplify right side
    49,783.68x = 1,884,327,694.50
  5. Step 5: Solve for x
    x = 1,884,327,694.50/49,783.68
  6. Step 6: Final answer
    x = 37,850.31

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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.