Home / 117,481.02-176,259.49-54,342.56

Finding the Fourth Proportional to 117,481.02, 176,259.49 and 54,342.56

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Solution

The fourth proportional to 117,481.02, 176,259.49 and 54,342.56 is: 81,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,481.02 : 176,259.49 = 54,342.56 : x
  2. Step 2: Convert to fraction form
    117,481.02/176,259.49 = 54,342.56/x
  3. Step 3: Cross multiply
    117,481.02x = 176,259.49 × 54,342.56
  4. Step 4: Simplify right side
    117,481.02x = 9,578,391,910.89
  5. Step 5: Solve for x
    x = 9,578,391,910.89/117,481.02
  6. Step 6: Final answer
    x = 81,531.40

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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.