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Finding the Fourth Proportional to 36,189.99, 54,275.27 and 9,888.58

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Solution

The fourth proportional to 36,189.99, 54,275.27 and 9,888.58 is: 14,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189.99 : 54,275.27 = 9,888.58 : x
  2. Step 2: Convert to fraction form
    36,189.99/54,275.27 = 9,888.58/x
  3. Step 3: Cross multiply
    36,189.99x = 54,275.27 × 9,888.58
  4. Step 4: Simplify right side
    36,189.99x = 536,705,367.82
  5. Step 5: Solve for x
    x = 536,705,367.82/36,189.99
  6. Step 6: Final answer
    x = 14,830.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.