Home / 110,337.10-165,335.55-82,124.80

Finding the Fourth Proportional to 110,337.10, 165,335.55 and 82,124.80

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Solution

The fourth proportional to 110,337.10, 165,335.55 and 82,124.80 is: 123,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,337.10 : 165,335.55 = 82,124.80 : x
  2. Step 2: Convert to fraction form
    110,337.10/165,335.55 = 82,124.80/x
  3. Step 3: Cross multiply
    110,337.10x = 165,335.55 × 82,124.80
  4. Step 4: Simplify right side
    110,337.10x = 13,578,148,976.64
  5. Step 5: Solve for x
    x = 13,578,148,976.64/110,337.10
  6. Step 6: Final answer
    x = 123,060.59

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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.