Home / 88,357.08-132,507.54-29,181.72

Finding the Fourth Proportional to 88,357.08, 132,507.54 and 29,181.72

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Solution

The fourth proportional to 88,357.08, 132,507.54 and 29,181.72 is: 43,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,357.08 : 132,507.54 = 29,181.72 : x
  2. Step 2: Convert to fraction form
    88,357.08/132,507.54 = 29,181.72/x
  3. Step 3: Cross multiply
    88,357.08x = 132,507.54 × 29,181.72
  4. Step 4: Simplify right side
    88,357.08x = 3,866,797,930.17
  5. Step 5: Solve for x
    x = 3,866,797,930.17/88,357.08
  6. Step 6: Final answer
    x = 43,763.31

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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.