Home / 114,335.18-171,411.19-54,333.54

Finding the Fourth Proportional to 114,335.18, 171,411.19 and 54,333.54

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Solution

The fourth proportional to 114,335.18, 171,411.19 and 54,333.54 is: 81,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,335.18 : 171,411.19 = 54,333.54 : x
  2. Step 2: Convert to fraction form
    114,335.18/171,411.19 = 54,333.54/x
  3. Step 3: Cross multiply
    114,335.18x = 171,411.19 × 54,333.54
  4. Step 4: Simplify right side
    114,335.18x = 9,313,377,094.57
  5. Step 5: Solve for x
    x = 9,313,377,094.57/114,335.18
  6. Step 6: Final answer
    x = 81,456.79

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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.