Home / 119,801.97-165,335.18-68,823

Finding the Fourth Proportional to 119,801.97, 165,335.18 and 68,823

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Solution

The fourth proportional to 119,801.97, 165,335.18 and 68,823 is: 94,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,801.97 : 165,335.18 = 68,823 : x
  2. Step 2: Convert to fraction form
    119,801.97/165,335.18 = 68,823/x
  3. Step 3: Cross multiply
    119,801.97x = 165,335.18 × 68,823
  4. Step 4: Simplify right side
    119,801.97x = 11,378,862,749.03
  5. Step 5: Solve for x
    x = 11,378,862,749.03/119,801.97
  6. Step 6: Final answer
    x = 94,980.60

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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.