Home / 110,380.56-165,595.52-40,259.88

Finding the Fourth Proportional to 110,380.56, 165,595.52 and 40,259.88

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Solution

The fourth proportional to 110,380.56, 165,595.52 and 40,259.88 is: 60,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,380.56 : 165,595.52 = 40,259.88 : x
  2. Step 2: Convert to fraction form
    110,380.56/165,595.52 = 40,259.88/x
  3. Step 3: Cross multiply
    110,380.56x = 165,595.52 × 40,259.88
  4. Step 4: Simplify right side
    110,380.56x = 6,666,855,763.74
  5. Step 5: Solve for x
    x = 6,666,855,763.74/110,380.56
  6. Step 6: Final answer
    x = 60,398.82

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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.