Home / 161,664.34-223,097.25-93,694.51

Finding the Fourth Proportional to 161,664.34, 223,097.25 and 93,694.51

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Solution

The fourth proportional to 161,664.34, 223,097.25 and 93,694.51 is: 129,298.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,664.34 : 223,097.25 = 93,694.51 : x
  2. Step 2: Convert to fraction form
    161,664.34/223,097.25 = 93,694.51/x
  3. Step 3: Cross multiply
    161,664.34x = 223,097.25 × 93,694.51
  4. Step 4: Simplify right side
    161,664.34x = 20,902,987,521.10
  5. Step 5: Solve for x
    x = 20,902,987,521.10/161,664.34
  6. Step 6: Final answer
    x = 129,298.69

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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.