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Finding the Fourth Proportional to 119,530.77, 179,239.00 and 69,625.11

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Solution

The fourth proportional to 119,530.77, 179,239.00 and 69,625.11 is: 104,404.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,530.77 : 179,239.00 = 69,625.11 : x
  2. Step 2: Convert to fraction form
    119,530.77/179,239.00 = 69,625.11/x
  3. Step 3: Cross multiply
    119,530.77x = 179,239.00 × 69,625.11
  4. Step 4: Simplify right side
    119,530.77x = 12,479,534,743.16
  5. Step 5: Solve for x
    x = 12,479,534,743.16/119,530.77
  6. Step 6: Final answer
    x = 104,404.37

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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.