Home / 40,087.50-55,321.55-22,182.04

Finding the Fourth Proportional to 40,087.50, 55,321.55 and 22,182.04

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Solution

The fourth proportional to 40,087.50, 55,321.55 and 22,182.04 is: 30,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,087.50 : 55,321.55 = 22,182.04 : x
  2. Step 2: Convert to fraction form
    40,087.50/55,321.55 = 22,182.04/x
  3. Step 3: Cross multiply
    40,087.50x = 55,321.55 × 22,182.04
  4. Step 4: Simplify right side
    40,087.50x = 1,227,144,834.96
  5. Step 5: Solve for x
    x = 1,227,144,834.96/40,087.50
  6. Step 6: Final answer
    x = 30,611.66

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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.