Home / 116,902.15-175,379.21-54,538.63

Finding the Fourth Proportional to 116,902.15, 175,379.21 and 54,538.63

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Solution

The fourth proportional to 116,902.15, 175,379.21 and 54,538.63 is: 81,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,902.15 : 175,379.21 = 54,538.63 : x
  2. Step 2: Convert to fraction form
    116,902.15/175,379.21 = 54,538.63/x
  3. Step 3: Cross multiply
    116,902.15x = 175,379.21 × 54,538.63
  4. Step 4: Simplify right side
    116,902.15x = 9,564,941,843.88
  5. Step 5: Solve for x
    x = 9,564,941,843.88/116,902.15
  6. Step 6: Final answer
    x = 81,820.07

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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.