Home / 60,906.96-91,360.92-21,455.04

Finding the Fourth Proportional to 60,906.96, 91,360.92 and 21,455.04

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Solution

The fourth proportional to 60,906.96, 91,360.92 and 21,455.04 is: 32,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,906.96 : 91,360.92 = 21,455.04 : x
  2. Step 2: Convert to fraction form
    60,906.96/91,360.92 = 21,455.04/x
  3. Step 3: Cross multiply
    60,906.96x = 91,360.92 × 21,455.04
  4. Step 4: Simplify right side
    60,906.96x = 1,960,152,193.04
  5. Step 5: Solve for x
    x = 1,960,152,193.04/60,906.96
  6. Step 6: Final answer
    x = 32,182.73

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1.5x scale

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.