Home / 87,193.48-120,323.46-49,466.92

Finding the Fourth Proportional to 87,193.48, 120,323.46 and 49,466.92

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Solution

The fourth proportional to 87,193.48, 120,323.46 and 49,466.92 is: 68,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,193.48 : 120,323.46 = 49,466.92 : x
  2. Step 2: Convert to fraction form
    87,193.48/120,323.46 = 49,466.92/x
  3. Step 3: Cross multiply
    87,193.48x = 120,323.46 × 49,466.92
  4. Step 4: Simplify right side
    87,193.48x = 5,952,030,969.94
  5. Step 5: Solve for x
    x = 5,952,030,969.94/87,193.48
  6. Step 6: Final answer
    x = 68,262.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.