Home / 88,563.22-132,257.79-77,832.34

Finding the Fourth Proportional to 88,563.22, 132,257.79 and 77,832.34

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Solution

The fourth proportional to 88,563.22, 132,257.79 and 77,832.34 is: 116,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,563.22 : 132,257.79 = 77,832.34 : x
  2. Step 2: Convert to fraction form
    88,563.22/132,257.79 = 77,832.34/x
  3. Step 3: Cross multiply
    88,563.22x = 132,257.79 × 77,832.34
  4. Step 4: Simplify right side
    88,563.22x = 10,293,933,278.93
  5. Step 5: Solve for x
    x = 10,293,933,278.93/88,563.22
  6. Step 6: Final answer
    x = 116,232.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.