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Finding the Fourth Proportional to 36,717.72, 50,670.36 and 19,950.72

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Solution

The fourth proportional to 36,717.72, 50,670.36 and 19,950.72 is: 27,531.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,717.72 : 50,670.36 = 19,950.72 : x
  2. Step 2: Convert to fraction form
    36,717.72/50,670.36 = 19,950.72/x
  3. Step 3: Cross multiply
    36,717.72x = 50,670.36 × 19,950.72
  4. Step 4: Simplify right side
    36,717.72x = 1,010,910,164.66
  5. Step 5: Solve for x
    x = 1,010,910,164.66/36,717.72
  6. Step 6: Final answer
    x = 27,531.94

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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.