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Finding the Fourth Proportional to 36,665.01, 54,990.45 and 15,601.05

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Solution

The fourth proportional to 36,665.01, 54,990.45 and 15,601.05 is: 23,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,665.01 : 54,990.45 = 15,601.05 : x
  2. Step 2: Convert to fraction form
    36,665.01/54,990.45 = 15,601.05/x
  3. Step 3: Cross multiply
    36,665.01x = 54,990.45 × 15,601.05
  4. Step 4: Simplify right side
    36,665.01x = 857,908,759.97
  5. Step 5: Solve for x
    x = 857,908,759.97/36,665.01
  6. Step 6: Final answer
    x = 23,398.57

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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.