Home / 169,177.73-253,746.84-67,971.68

Finding the Fourth Proportional to 169,177.73, 253,746.84 and 67,971.68

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Solution

The fourth proportional to 169,177.73, 253,746.84 and 67,971.68 is: 101,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,177.73 : 253,746.84 = 67,971.68 : x
  2. Step 2: Convert to fraction form
    169,177.73/253,746.84 = 67,971.68/x
  3. Step 3: Cross multiply
    169,177.73x = 253,746.84 × 67,971.68
  4. Step 4: Simplify right side
    169,177.73x = 17,247,599,009.49
  5. Step 5: Solve for x
    x = 17,247,599,009.49/169,177.73
  6. Step 6: Final answer
    x = 101,949.58

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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.