Home / 291,819.69-402,717.33-164,495.25

Finding the Fourth Proportional to 291,819.69, 402,717.33 and 164,495.25

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Solution

The fourth proportional to 291,819.69, 402,717.33 and 164,495.25 is: 227,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,819.69 : 402,717.33 = 164,495.25 : x
  2. Step 2: Convert to fraction form
    291,819.69/402,717.33 = 164,495.25/x
  3. Step 3: Cross multiply
    291,819.69x = 402,717.33 × 164,495.25
  4. Step 4: Simplify right side
    291,819.69x = 66,245,088,288.92
  5. Step 5: Solve for x
    x = 66,245,088,288.92/291,819.69
  6. Step 6: Final answer
    x = 227,006.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.