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Finding the Fourth Proportional to 72,202.86, 108,357.50 and 34,252.24

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Solution

The fourth proportional to 72,202.86, 108,357.50 and 34,252.24 is: 51,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,202.86 : 108,357.50 = 34,252.24 : x
  2. Step 2: Convert to fraction form
    72,202.86/108,357.50 = 34,252.24/x
  3. Step 3: Cross multiply
    72,202.86x = 108,357.50 × 34,252.24
  4. Step 4: Simplify right side
    72,202.86x = 3,711,486,924.54
  5. Step 5: Solve for x
    x = 3,711,486,924.54/72,202.86
  6. Step 6: Final answer
    x = 51,403.60

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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.