Home / 115,789.62-173,566.53-52,654.56

Finding the Fourth Proportional to 115,789.62, 173,566.53 and 52,654.56

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Solution

The fourth proportional to 115,789.62, 173,566.53 and 52,654.56 is: 78,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,789.62 : 173,566.53 = 52,654.56 : x
  2. Step 2: Convert to fraction form
    115,789.62/173,566.53 = 52,654.56/x
  3. Step 3: Cross multiply
    115,789.62x = 173,566.53 × 52,654.56
  4. Step 4: Simplify right side
    115,789.62x = 9,139,069,267.88
  5. Step 5: Solve for x
    x = 9,139,069,267.88/115,789.62
  6. Step 6: Final answer
    x = 78,928.23

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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.