Home / 169,983.18-234,398.68-126,893.56

Finding the Fourth Proportional to 169,983.18, 234,398.68 and 126,893.56

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Solution

The fourth proportional to 169,983.18, 234,398.68 and 126,893.56 is: 174,980.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,983.18 : 234,398.68 = 126,893.56 : x
  2. Step 2: Convert to fraction form
    169,983.18/234,398.68 = 126,893.56/x
  3. Step 3: Cross multiply
    169,983.18x = 234,398.68 × 126,893.56
  4. Step 4: Simplify right side
    169,983.18x = 29,743,681,792.51
  5. Step 5: Solve for x
    x = 29,743,681,792.51/169,983.18
  6. Step 6: Final answer
    x = 174,980.15

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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.