Home / 67,504.06-101,272.48-20,756.92

Finding the Fourth Proportional to 67,504.06, 101,272.48 and 20,756.92

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Solution

The fourth proportional to 67,504.06, 101,272.48 and 20,756.92 is: 31,140.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,504.06 : 101,272.48 = 20,756.92 : x
  2. Step 2: Convert to fraction form
    67,504.06/101,272.48 = 20,756.92/x
  3. Step 3: Cross multiply
    67,504.06x = 101,272.48 × 20,756.92
  4. Step 4: Simplify right side
    67,504.06x = 2,102,104,765.56
  5. Step 5: Solve for x
    x = 2,102,104,765.56/67,504.06
  6. Step 6: Final answer
    x = 31,140.42

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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.