Home / 53,845.20-80,767.80-27,541.20

Finding the Fourth Proportional to 53,845.20, 80,767.80 and 27,541.20

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Solution

The fourth proportional to 53,845.20, 80,767.80 and 27,541.20 is: 41,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845.20 : 80,767.80 = 27,541.20 : x
  2. Step 2: Convert to fraction form
    53,845.20/80,767.80 = 27,541.20/x
  3. Step 3: Cross multiply
    53,845.20x = 80,767.80 × 27,541.20
  4. Step 4: Simplify right side
    53,845.20x = 2,224,442,133.36
  5. Step 5: Solve for x
    x = 2,224,442,133.36/53,845.20
  6. Step 6: Final answer
    x = 41,311.80

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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.