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Finding the Fourth Proportional to 69,200.08, 103,795.80 and 27,617.20

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Solution

The fourth proportional to 69,200.08, 103,795.80 and 27,617.20 is: 41,424.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,200.08 : 103,795.80 = 27,617.20 : x
  2. Step 2: Convert to fraction form
    69,200.08/103,795.80 = 27,617.20/x
  3. Step 3: Cross multiply
    69,200.08x = 103,795.80 × 27,617.20
  4. Step 4: Simplify right side
    69,200.08x = 2,866,549,367.76
  5. Step 5: Solve for x
    x = 2,866,549,367.76/69,200.08
  6. Step 6: Final answer
    x = 41,424.08

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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.