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Finding the Fourth Proportional to 55,899.88, 83,849.82 and 14,346.88

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Solution

The fourth proportional to 55,899.88, 83,849.82 and 14,346.88 is: 21,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,899.88 : 83,849.82 = 14,346.88 : x
  2. Step 2: Convert to fraction form
    55,899.88/83,849.82 = 14,346.88/x
  3. Step 3: Cross multiply
    55,899.88x = 83,849.82 × 14,346.88
  4. Step 4: Simplify right side
    55,899.88x = 1,202,983,305.56
  5. Step 5: Solve for x
    x = 1,202,983,305.56/55,899.88
  6. Step 6: Final answer
    x = 21,520.32

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Similar ratio
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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.