Home / 88,468.08-132,835.23-76,122.60

Finding the Fourth Proportional to 88,468.08, 132,835.23 and 76,122.60

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Solution

The fourth proportional to 88,468.08, 132,835.23 and 76,122.60 is: 114,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,468.08 : 132,835.23 = 76,122.60 : x
  2. Step 2: Convert to fraction form
    88,468.08/132,835.23 = 76,122.60/x
  3. Step 3: Cross multiply
    88,468.08x = 132,835.23 × 76,122.60
  4. Step 4: Simplify right side
    88,468.08x = 10,111,763,079.20
  5. Step 5: Solve for x
    x = 10,111,763,079.20/88,468.08
  6. Step 6: Final answer
    x = 114,298.43

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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.