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Finding the Fourth Proportional to 179,798.99, 269,628.32 and 67,417.91

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Solution

The fourth proportional to 179,798.99, 269,628.32 and 67,417.91 is: 101,100.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,798.99 : 269,628.32 = 67,417.91 : x
  2. Step 2: Convert to fraction form
    179,798.99/269,628.32 = 67,417.91/x
  3. Step 3: Cross multiply
    179,798.99x = 269,628.32 × 67,417.91
  4. Step 4: Simplify right side
    179,798.99x = 18,177,776,631.61
  5. Step 5: Solve for x
    x = 18,177,776,631.61/179,798.99
  6. Step 6: Final answer
    x = 101,100.55

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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.