Home / 119,383.16-164,772.18-68,430.06

Finding the Fourth Proportional to 119,383.16, 164,772.18 and 68,430.06

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Solution

The fourth proportional to 119,383.16, 164,772.18 and 68,430.06 is: 94,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,383.16 : 164,772.18 = 68,430.06 : x
  2. Step 2: Convert to fraction form
    119,383.16/164,772.18 = 68,430.06/x
  3. Step 3: Cross multiply
    119,383.16x = 164,772.18 × 68,430.06
  4. Step 4: Simplify right side
    119,383.16x = 11,275,370,163.73
  5. Step 5: Solve for x
    x = 11,275,370,163.73/119,383.16
  6. Step 6: Final answer
    x = 94,446.91

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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.