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Finding the Fourth Proportional to 65,075.44, 97,620.42 and 25,627.36

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Solution

The fourth proportional to 65,075.44, 97,620.42 and 25,627.36 is: 38,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,075.44 : 97,620.42 = 25,627.36 : x
  2. Step 2: Convert to fraction form
    65,075.44/97,620.42 = 25,627.36/x
  3. Step 3: Cross multiply
    65,075.44x = 97,620.42 × 25,627.36
  4. Step 4: Simplify right side
    65,075.44x = 2,501,753,646.69
  5. Step 5: Solve for x
    x = 2,501,753,646.69/65,075.44
  6. Step 6: Final answer
    x = 38,443.90

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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.