Home / 119,366.66-164,696.19-76,874.06

Finding the Fourth Proportional to 119,366.66, 164,696.19 and 76,874.06

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Solution

The fourth proportional to 119,366.66, 164,696.19 and 76,874.06 is: 106,067.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,366.66 : 164,696.19 = 76,874.06 : x
  2. Step 2: Convert to fraction form
    119,366.66/164,696.19 = 76,874.06/x
  3. Step 3: Cross multiply
    119,366.66x = 164,696.19 × 76,874.06
  4. Step 4: Simplify right side
    119,366.66x = 12,660,864,915.29
  5. Step 5: Solve for x
    x = 12,660,864,915.29/119,366.66
  6. Step 6: Final answer
    x = 106,067.01

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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.