Home / 124,954.29-172,441.22-68,365.66

Finding the Fourth Proportional to 124,954.29, 172,441.22 and 68,365.66

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Solution

The fourth proportional to 124,954.29, 172,441.22 and 68,365.66 is: 94,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,954.29 : 172,441.22 = 68,365.66 : x
  2. Step 2: Convert to fraction form
    124,954.29/172,441.22 = 68,365.66/x
  3. Step 3: Cross multiply
    124,954.29x = 172,441.22 × 68,365.66
  4. Step 4: Simplify right side
    124,954.29x = 11,789,057,816.51
  5. Step 5: Solve for x
    x = 11,789,057,816.51/124,954.29
  6. Step 6: Final answer
    x = 94,346.96

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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.