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Finding the Fourth Proportional to 36,654.40, 50,583.66 and 19,887.40

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Solution

The fourth proportional to 36,654.40, 50,583.66 and 19,887.40 is: 27,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,654.40 : 50,583.66 = 19,887.40 : x
  2. Step 2: Convert to fraction form
    36,654.40/50,583.66 = 19,887.40/x
  3. Step 3: Cross multiply
    36,654.40x = 50,583.66 × 19,887.40
  4. Step 4: Simplify right side
    36,654.40x = 1,005,977,479.88
  5. Step 5: Solve for x
    x = 1,005,977,479.88/36,654.40
  6. Step 6: Final answer
    x = 27,444.93

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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.