Home / 132,486.84-198,710.82-43,743.24

Finding the Fourth Proportional to 132,486.84, 198,710.82 and 43,743.24

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Solution

The fourth proportional to 132,486.84, 198,710.82 and 43,743.24 is: 65,608.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,486.84 : 198,710.82 = 43,743.24 : x
  2. Step 2: Convert to fraction form
    132,486.84/198,710.82 = 43,743.24/x
  3. Step 3: Cross multiply
    132,486.84x = 198,710.82 × 43,743.24
  4. Step 4: Simplify right side
    132,486.84x = 8,692,255,089.86
  5. Step 5: Solve for x
    x = 8,692,255,089.86/132,486.84
  6. Step 6: Final answer
    x = 65,608.44

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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.