Home / 49,804.27-68,728.13-27,142.80

Finding the Fourth Proportional to 49,804.27, 68,728.13 and 27,142.80

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Solution

The fourth proportional to 49,804.27, 68,728.13 and 27,142.80 is: 37,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,804.27 : 68,728.13 = 27,142.80 : x
  2. Step 2: Convert to fraction form
    49,804.27/68,728.13 = 27,142.80/x
  3. Step 3: Cross multiply
    49,804.27x = 68,728.13 × 27,142.80
  4. Step 4: Simplify right side
    49,804.27x = 1,865,473,595.31
  5. Step 5: Solve for x
    x = 1,865,473,595.31/49,804.27
  6. Step 6: Final answer
    x = 37,456.10

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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.