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Finding the Fourth Proportional to 69,749.59, 104,624.44 and 23,002.47

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Solution

The fourth proportional to 69,749.59, 104,624.44 and 23,002.47 is: 34,503.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,749.59 : 104,624.44 = 23,002.47 : x
  2. Step 2: Convert to fraction form
    69,749.59/104,624.44 = 23,002.47/x
  3. Step 3: Cross multiply
    69,749.59x = 104,624.44 × 23,002.47
  4. Step 4: Simplify right side
    69,749.59x = 2,406,620,542.37
  5. Step 5: Solve for x
    x = 2,406,620,542.37/69,749.59
  6. Step 6: Final answer
    x = 34,503.72

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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.