Home / 49,328.09-68,069.26-27,818.64

Finding the Fourth Proportional to 49,328.09, 68,069.26 and 27,818.64

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Solution

The fourth proportional to 49,328.09, 68,069.26 and 27,818.64 is: 38,387.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,328.09 : 68,069.26 = 27,818.64 : x
  2. Step 2: Convert to fraction form
    49,328.09/68,069.26 = 27,818.64/x
  3. Step 3: Cross multiply
    49,328.09x = 68,069.26 × 27,818.64
  4. Step 4: Simplify right side
    49,328.09x = 1,893,594,273.78
  5. Step 5: Solve for x
    x = 1,893,594,273.78/49,328.09
  6. Step 6: Final answer
    x = 38,387.75

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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.