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Finding the Fourth Proportional to 67,903.20, 101,566.80 and 60,933.60

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Solution

The fourth proportional to 67,903.20, 101,566.80 and 60,933.60 is: 91,141.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,903.20 : 101,566.80 = 60,933.60 : x
  2. Step 2: Convert to fraction form
    67,903.20/101,566.80 = 60,933.60/x
  3. Step 3: Cross multiply
    67,903.20x = 101,566.80 × 60,933.60
  4. Step 4: Simplify right side
    67,903.20x = 6,188,830,764.48
  5. Step 5: Solve for x
    x = 6,188,830,764.48/67,903.20
  6. Step 6: Final answer
    x = 91,141.96

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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.