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Finding the Fourth Proportional to 49,884.68, 68,840.52 and 27,528.68

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Solution

The fourth proportional to 49,884.68, 68,840.52 and 27,528.68 is: 37,989.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,884.68 : 68,840.52 = 27,528.68 : x
  2. Step 2: Convert to fraction form
    49,884.68/68,840.52 = 27,528.68/x
  3. Step 3: Cross multiply
    49,884.68x = 68,840.52 × 27,528.68
  4. Step 4: Simplify right side
    49,884.68x = 1,895,088,646.11
  5. Step 5: Solve for x
    x = 1,895,088,646.11/49,884.68
  6. Step 6: Final answer
    x = 37,989.39

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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.