Home / 45,386.73-62,639.19-27,481.28

Finding the Fourth Proportional to 45,386.73, 62,639.19 and 27,481.28

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Solution

The fourth proportional to 45,386.73, 62,639.19 and 27,481.28 is: 37,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,386.73 : 62,639.19 = 27,481.28 : x
  2. Step 2: Convert to fraction form
    45,386.73/62,639.19 = 27,481.28/x
  3. Step 3: Cross multiply
    45,386.73x = 62,639.19 × 27,481.28
  4. Step 4: Simplify right side
    45,386.73x = 1,721,404,806.17
  5. Step 5: Solve for x
    x = 1,721,404,806.17/45,386.73
  6. Step 6: Final answer
    x = 37,927.49

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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.