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Finding the Fourth Proportional to 36,334.53, 54,476.64 and 18,530.64

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Solution

The fourth proportional to 36,334.53, 54,476.64 and 18,530.64 is: 27,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,334.53 : 54,476.64 = 18,530.64 : x
  2. Step 2: Convert to fraction form
    36,334.53/54,476.64 = 18,530.64/x
  3. Step 3: Cross multiply
    36,334.53x = 54,476.64 × 18,530.64
  4. Step 4: Simplify right side
    36,334.53x = 1,009,487,004.25
  5. Step 5: Solve for x
    x = 1,009,487,004.25/36,334.53
  6. Step 6: Final answer
    x = 27,783.13

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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.