Home / 165,637.12-248,324.04-72,077.26

Finding the Fourth Proportional to 165,637.12, 248,324.04 and 72,077.26

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Solution

The fourth proportional to 165,637.12, 248,324.04 and 72,077.26 is: 108,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,637.12 : 248,324.04 = 72,077.26 : x
  2. Step 2: Convert to fraction form
    165,637.12/248,324.04 = 72,077.26/x
  3. Step 3: Cross multiply
    165,637.12x = 248,324.04 × 72,077.26
  4. Step 4: Simplify right side
    165,637.12x = 17,898,516,395.33
  5. Step 5: Solve for x
    x = 17,898,516,395.33/165,637.12
  6. Step 6: Final answer
    x = 108,058.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.