Home / 110,787.72-165,992.52-60,909.60

Finding the Fourth Proportional to 110,787.72, 165,992.52 and 60,909.60

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Solution

The fourth proportional to 110,787.72, 165,992.52 and 60,909.60 is: 91,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,787.72 : 165,992.52 = 60,909.60 : x
  2. Step 2: Convert to fraction form
    110,787.72/165,992.52 = 60,909.60/x
  3. Step 3: Cross multiply
    110,787.72x = 165,992.52 × 60,909.60
  4. Step 4: Simplify right side
    110,787.72x = 10,110,537,996.19
  5. Step 5: Solve for x
    x = 10,110,537,996.19/110,787.72
  6. Step 6: Final answer
    x = 91,260.46

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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.