Home / 88,220.72-132,330-41,440.52

Finding the Fourth Proportional to 88,220.72, 132,330 and 41,440.52

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Solution

The fourth proportional to 88,220.72, 132,330 and 41,440.52 is: 62,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,220.72 : 132,330 = 41,440.52 : x
  2. Step 2: Convert to fraction form
    88,220.72/132,330 = 41,440.52/x
  3. Step 3: Cross multiply
    88,220.72x = 132,330 × 41,440.52
  4. Step 4: Simplify right side
    88,220.72x = 5,483,824,011.60
  5. Step 5: Solve for x
    x = 5,483,824,011.60/88,220.72
  6. Step 6: Final answer
    x = 62,160.27

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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.