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Finding the Fourth Proportional to 69,597.14, 104,401.54 and 22,218.98

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Solution

The fourth proportional to 69,597.14, 104,401.54 and 22,218.98 is: 33,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,597.14 : 104,401.54 = 22,218.98 : x
  2. Step 2: Convert to fraction form
    69,597.14/104,401.54 = 22,218.98/x
  3. Step 3: Cross multiply
    69,597.14x = 104,401.54 × 22,218.98
  4. Step 4: Simplify right side
    69,597.14x = 2,319,695,729.23
  5. Step 5: Solve for x
    x = 2,319,695,729.23/69,597.14
  6. Step 6: Final answer
    x = 33,330.33

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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.