Home / 54,696.95-82,012.58-21,377.30

Finding the Fourth Proportional to 54,696.95, 82,012.58 and 21,377.30

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Solution

The fourth proportional to 54,696.95, 82,012.58 and 21,377.30 is: 32,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.95 : 82,012.58 = 21,377.30 : x
  2. Step 2: Convert to fraction form
    54,696.95/82,012.58 = 21,377.30/x
  3. Step 3: Cross multiply
    54,696.95x = 82,012.58 × 21,377.30
  4. Step 4: Simplify right side
    54,696.95x = 1,753,207,009.48
  5. Step 5: Solve for x
    x = 1,753,207,009.48/54,696.95
  6. Step 6: Final answer
    x = 32,053.11

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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.