Home / 53,727.20-80,590.80-41,439.20

Finding the Fourth Proportional to 53,727.20, 80,590.80 and 41,439.20

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Solution

The fourth proportional to 53,727.20, 80,590.80 and 41,439.20 is: 62,158.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,727.20 : 80,590.80 = 41,439.20 : x
  2. Step 2: Convert to fraction form
    53,727.20/80,590.80 = 41,439.20/x
  3. Step 3: Cross multiply
    53,727.20x = 80,590.80 × 41,439.20
  4. Step 4: Simplify right side
    53,727.20x = 3,339,618,279.36
  5. Step 5: Solve for x
    x = 3,339,618,279.36/53,727.20
  6. Step 6: Final answer
    x = 62,158.80

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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.