Home / 67,225.45-100,561.14-55,244.33

Finding the Fourth Proportional to 67,225.45, 100,561.14 and 55,244.33

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Solution

The fourth proportional to 67,225.45, 100,561.14 and 55,244.33 is: 82,638.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,225.45 : 100,561.14 = 55,244.33 : x
  2. Step 2: Convert to fraction form
    67,225.45/100,561.14 = 55,244.33/x
  3. Step 3: Cross multiply
    67,225.45x = 100,561.14 × 55,244.33
  4. Step 4: Simplify right side
    67,225.45x = 5,555,432,803.34
  5. Step 5: Solve for x
    x = 5,555,432,803.34/67,225.45
  6. Step 6: Final answer
    x = 82,638.83

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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.