Home / 179,822.64-269,768.64-69,006

Finding the Fourth Proportional to 179,822.64, 269,768.64 and 69,006

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Solution

The fourth proportional to 179,822.64, 269,768.64 and 69,006 is: 103,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,822.64 : 269,768.64 = 69,006 : x
  2. Step 2: Convert to fraction form
    179,822.64/269,768.64 = 69,006/x
  3. Step 3: Cross multiply
    179,822.64x = 269,768.64 × 69,006
  4. Step 4: Simplify right side
    179,822.64x = 18,615,654,771.84
  5. Step 5: Solve for x
    x = 18,615,654,771.84/179,822.64
  6. Step 6: Final answer
    x = 103,522.31

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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.