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Finding the Fourth Proportional to 36,075, 54,064.98 and 15,272.76

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Solution

The fourth proportional to 36,075, 54,064.98 and 15,272.76 is: 22,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075 : 54,064.98 = 15,272.76 : x
  2. Step 2: Convert to fraction form
    36,075/54,064.98 = 15,272.76/x
  3. Step 3: Cross multiply
    36,075x = 54,064.98 × 15,272.76
  4. Step 4: Simplify right side
    36,075x = 825,721,463.94
  5. Step 5: Solve for x
    x = 825,721,463.94/36,075
  6. Step 6: Final answer
    x = 22,889.02

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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.