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Finding the Fourth Proportional to 36,468.64, 50,326.72 and 19,701.64

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Solution

The fourth proportional to 36,468.64, 50,326.72 and 19,701.64 is: 27,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.64 : 50,326.72 = 19,701.64 : x
  2. Step 2: Convert to fraction form
    36,468.64/50,326.72 = 19,701.64/x
  3. Step 3: Cross multiply
    36,468.64x = 50,326.72 × 19,701.64
  4. Step 4: Simplify right side
    36,468.64x = 991,518,919.82
  5. Step 5: Solve for x
    x = 991,518,919.82/36,468.64
  6. Step 6: Final answer
    x = 27,188.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.