Home / 164,723.63-227,319.97-89,272.13

Finding the Fourth Proportional to 164,723.63, 227,319.97 and 89,272.13

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Solution

The fourth proportional to 164,723.63, 227,319.97 and 89,272.13 is: 123,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,723.63 : 227,319.97 = 89,272.13 : x
  2. Step 2: Convert to fraction form
    164,723.63/227,319.97 = 89,272.13/x
  3. Step 3: Cross multiply
    164,723.63x = 227,319.97 × 89,272.13
  4. Step 4: Simplify right side
    164,723.63x = 20,293,336,721.04
  5. Step 5: Solve for x
    x = 20,293,336,721.04/164,723.63
  6. Step 6: Final answer
    x = 123,196.27

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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.