Home / 49,832.60-74,768.81-20,252.75

Finding the Fourth Proportional to 49,832.60, 74,768.81 and 20,252.75

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Solution

The fourth proportional to 49,832.60, 74,768.81 and 20,252.75 is: 30,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,832.60 : 74,768.81 = 20,252.75 : x
  2. Step 2: Convert to fraction form
    49,832.60/74,768.81 = 20,252.75/x
  3. Step 3: Cross multiply
    49,832.60x = 74,768.81 × 20,252.75
  4. Step 4: Simplify right side
    49,832.60x = 1,514,273,541.62
  5. Step 5: Solve for x
    x = 1,514,273,541.62/49,832.60
  6. Step 6: Final answer
    x = 30,387.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.