Home / 119,020.75-164,248.64-68,034.58

Finding the Fourth Proportional to 119,020.75, 164,248.64 and 68,034.58

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Solution

The fourth proportional to 119,020.75, 164,248.64 and 68,034.58 is: 93,887.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,020.75 : 164,248.64 = 68,034.58 : x
  2. Step 2: Convert to fraction form
    119,020.75/164,248.64 = 68,034.58/x
  3. Step 3: Cross multiply
    119,020.75x = 164,248.64 × 68,034.58
  4. Step 4: Simplify right side
    119,020.75x = 11,174,587,237.97
  5. Step 5: Solve for x
    x = 11,174,587,237.97/119,020.75
  6. Step 6: Final answer
    x = 93,887.72

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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.