Home / 67,050.56-100,561.26-20,292.50

Finding the Fourth Proportional to 67,050.56, 100,561.26 and 20,292.50

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Solution

The fourth proportional to 67,050.56, 100,561.26 and 20,292.50 is: 30,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,050.56 : 100,561.26 = 20,292.50 : x
  2. Step 2: Convert to fraction form
    67,050.56/100,561.26 = 20,292.50/x
  3. Step 3: Cross multiply
    67,050.56x = 100,561.26 × 20,292.50
  4. Step 4: Simplify right side
    67,050.56x = 2,040,639,368.55
  5. Step 5: Solve for x
    x = 2,040,639,368.55/67,050.56
  6. Step 6: Final answer
    x = 30,434.34

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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.