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Finding the Fourth Proportional to 36,542.88, 54,814.08 and 8,840.88

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Solution

The fourth proportional to 36,542.88, 54,814.08 and 8,840.88 is: 13,261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,542.88 : 54,814.08 = 8,840.88 : x
  2. Step 2: Convert to fraction form
    36,542.88/54,814.08 = 8,840.88/x
  3. Step 3: Cross multiply
    36,542.88x = 54,814.08 × 8,840.88
  4. Step 4: Simplify right side
    36,542.88x = 484,604,703.59
  5. Step 5: Solve for x
    x = 484,604,703.59/36,542.88
  6. Step 6: Final answer
    x = 13,261.26

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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.