Home / 165,815.24-248,721.02-99,273.96

Finding the Fourth Proportional to 165,815.24, 248,721.02 and 99,273.96

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Solution

The fourth proportional to 165,815.24, 248,721.02 and 99,273.96 is: 148,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,815.24 : 248,721.02 = 99,273.96 : x
  2. Step 2: Convert to fraction form
    165,815.24/248,721.02 = 99,273.96/x
  3. Step 3: Cross multiply
    165,815.24x = 248,721.02 × 99,273.96
  4. Step 4: Simplify right side
    165,815.24x = 24,691,520,590.64
  5. Step 5: Solve for x
    x = 24,691,520,590.64/165,815.24
  6. Step 6: Final answer
    x = 148,909.84

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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.