Home / 53,867.44-80,801.16-16,931.44

Finding the Fourth Proportional to 53,867.44, 80,801.16 and 16,931.44

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Solution

The fourth proportional to 53,867.44, 80,801.16 and 16,931.44 is: 25,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,867.44 : 80,801.16 = 16,931.44 : x
  2. Step 2: Convert to fraction form
    53,867.44/80,801.16 = 16,931.44/x
  3. Step 3: Cross multiply
    53,867.44x = 80,801.16 × 16,931.44
  4. Step 4: Simplify right side
    53,867.44x = 1,368,079,790.47
  5. Step 5: Solve for x
    x = 1,368,079,790.47/53,867.44
  6. Step 6: Final answer
    x = 25,397.16

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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.