Home / 53,794.13-80,691.19-16,858.13

Finding the Fourth Proportional to 53,794.13, 80,691.19 and 16,858.13

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Solution

The fourth proportional to 53,794.13, 80,691.19 and 16,858.13 is: 25,287.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,794.13 : 80,691.19 = 16,858.13 : x
  2. Step 2: Convert to fraction form
    53,794.13/80,691.19 = 16,858.13/x
  3. Step 3: Cross multiply
    53,794.13x = 80,691.19 × 16,858.13
  4. Step 4: Simplify right side
    53,794.13x = 1,360,302,125.27
  5. Step 5: Solve for x
    x = 1,360,302,125.27/53,794.13
  6. Step 6: Final answer
    x = 25,287.19

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Double scale
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Similar ratio
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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.