Home / 229,617.36-344,582.78-79,856.16

Finding the Fourth Proportional to 229,617.36, 344,582.78 and 79,856.16

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Solution

The fourth proportional to 229,617.36, 344,582.78 and 79,856.16 is: 119,838.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,617.36 : 344,582.78 = 79,856.16 : x
  2. Step 2: Convert to fraction form
    229,617.36/344,582.78 = 79,856.16/x
  3. Step 3: Cross multiply
    229,617.36x = 344,582.78 × 79,856.16
  4. Step 4: Simplify right side
    229,617.36x = 27,517,057,213.64
  5. Step 5: Solve for x
    x = 27,517,057,213.64/229,617.36
  6. Step 6: Final answer
    x = 119,838.75

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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.