Home / 119,291.56-164,622.66-68,305.06

Finding the Fourth Proportional to 119,291.56, 164,622.66 and 68,305.06

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Solution

The fourth proportional to 119,291.56, 164,622.66 and 68,305.06 is: 94,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,291.56 : 164,622.66 = 68,305.06 : x
  2. Step 2: Convert to fraction form
    119,291.56/164,622.66 = 68,305.06/x
  3. Step 3: Cross multiply
    119,291.56x = 164,622.66 × 68,305.06
  4. Step 4: Simplify right side
    119,291.56x = 11,244,560,668.66
  5. Step 5: Solve for x
    x = 11,244,560,668.66/119,291.56
  6. Step 6: Final answer
    x = 94,261.16

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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.