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Finding the Fourth Proportional to 67,904.80, 101,832.80 and 23,519.60

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Solution

The fourth proportional to 67,904.80, 101,832.80 and 23,519.60 is: 35,270.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.80 : 101,832.80 = 23,519.60 : x
  2. Step 2: Convert to fraction form
    67,904.80/101,832.80 = 23,519.60/x
  3. Step 3: Cross multiply
    67,904.80x = 101,832.80 × 23,519.60
  4. Step 4: Simplify right side
    67,904.80x = 2,395,066,722.88
  5. Step 5: Solve for x
    x = 2,395,066,722.88/67,904.80
  6. Step 6: Final answer
    x = 35,270.95

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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.