Home / 88,659.70-132,989.54-38,047.75

Finding the Fourth Proportional to 88,659.70, 132,989.54 and 38,047.75

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Solution

The fourth proportional to 88,659.70, 132,989.54 and 38,047.75 is: 57,071.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,659.70 : 132,989.54 = 38,047.75 : x
  2. Step 2: Convert to fraction form
    88,659.70/132,989.54 = 38,047.75/x
  3. Step 3: Cross multiply
    88,659.70x = 132,989.54 × 38,047.75
  4. Step 4: Simplify right side
    88,659.70x = 5,059,952,247.82
  5. Step 5: Solve for x
    x = 5,059,952,247.82/88,659.70
  6. Step 6: Final answer
    x = 57,071.62

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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.