Home / 54,111.92-74,671.65-30,233.93

Finding the Fourth Proportional to 54,111.92, 74,671.65 and 30,233.93

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Solution

The fourth proportional to 54,111.92, 74,671.65 and 30,233.93 is: 41,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,111.92 : 74,671.65 = 30,233.93 : x
  2. Step 2: Convert to fraction form
    54,111.92/74,671.65 = 30,233.93/x
  3. Step 3: Cross multiply
    54,111.92x = 74,671.65 × 30,233.93
  4. Step 4: Simplify right side
    54,111.92x = 2,257,617,065.73
  5. Step 5: Solve for x
    x = 2,257,617,065.73/54,111.92
  6. Step 6: Final answer
    x = 41,721.26

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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.