Home / 95,704.08-132,075.96-55,419.60

Finding the Fourth Proportional to 95,704.08, 132,075.96 and 55,419.60

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Solution

The fourth proportional to 95,704.08, 132,075.96 and 55,419.60 is: 76,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,704.08 : 132,075.96 = 55,419.60 : x
  2. Step 2: Convert to fraction form
    95,704.08/132,075.96 = 55,419.60/x
  3. Step 3: Cross multiply
    95,704.08x = 132,075.96 × 55,419.60
  4. Step 4: Simplify right side
    95,704.08x = 7,319,596,872.82
  5. Step 5: Solve for x
    x = 7,319,596,872.82/95,704.08
  6. Step 6: Final answer
    x = 76,481.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.