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Finding the Fourth Proportional to 36,693.60, 50,637.06 and 19,926.60

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Solution

The fourth proportional to 36,693.60, 50,637.06 and 19,926.60 is: 27,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,693.60 : 50,637.06 = 19,926.60 : x
  2. Step 2: Convert to fraction form
    36,693.60/50,637.06 = 19,926.60/x
  3. Step 3: Cross multiply
    36,693.60x = 50,637.06 × 19,926.60
  4. Step 4: Simplify right side
    36,693.60x = 1,009,024,439.80
  5. Step 5: Solve for x
    x = 1,009,024,439.80/36,693.60
  6. Step 6: Final answer
    x = 27,498.65

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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.