Home / 95,720.08-132,098.08-55,435.60

Finding the Fourth Proportional to 95,720.08, 132,098.08 and 55,435.60

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Solution

The fourth proportional to 95,720.08, 132,098.08 and 55,435.60 is: 76,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,720.08 : 132,098.08 = 55,435.60 : x
  2. Step 2: Convert to fraction form
    95,720.08/132,098.08 = 55,435.60/x
  3. Step 3: Cross multiply
    95,720.08x = 132,098.08 × 55,435.60
  4. Step 4: Simplify right side
    95,720.08x = 7,322,936,323.65
  5. Step 5: Solve for x
    x = 7,322,936,323.65/95,720.08
  6. Step 6: Final answer
    x = 76,503.66

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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.