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Finding the Fourth Proportional to 36,653.61, 50,582.97 and 19,886.61

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Solution

The fourth proportional to 36,653.61, 50,582.97 and 19,886.61 is: 27,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,653.61 : 50,582.97 = 19,886.61 : x
  2. Step 2: Convert to fraction form
    36,653.61/50,582.97 = 19,886.61/x
  3. Step 3: Cross multiply
    36,653.61x = 50,582.97 × 19,886.61
  4. Step 4: Simplify right side
    36,653.61x = 1,005,923,797.03
  5. Step 5: Solve for x
    x = 1,005,923,797.03/36,653.61
  6. Step 6: Final answer
    x = 27,444.06

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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.