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Finding the Fourth Proportional to 36,551.56, 54,844.02 and 19,886.60

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Solution

The fourth proportional to 36,551.56, 54,844.02 and 19,886.60 is: 29,838.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,551.56 : 54,844.02 = 19,886.60 : x
  2. Step 2: Convert to fraction form
    36,551.56/54,844.02 = 19,886.60/x
  3. Step 3: Cross multiply
    36,551.56x = 54,844.02 × 19,886.60
  4. Step 4: Simplify right side
    36,551.56x = 1,090,661,088.13
  5. Step 5: Solve for x
    x = 1,090,661,088.13/36,551.56
  6. Step 6: Final answer
    x = 29,838.98

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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.