Home / 110,449.86-165,680.26-31,575.72

Finding the Fourth Proportional to 110,449.86, 165,680.26 and 31,575.72

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Solution

The fourth proportional to 110,449.86, 165,680.26 and 31,575.72 is: 47,365.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,449.86 : 165,680.26 = 31,575.72 : x
  2. Step 2: Convert to fraction form
    110,449.86/165,680.26 = 31,575.72/x
  3. Step 3: Cross multiply
    110,449.86x = 165,680.26 × 31,575.72
  4. Step 4: Simplify right side
    110,449.86x = 5,231,473,499.29
  5. Step 5: Solve for x
    x = 5,231,473,499.29/110,449.86
  6. Step 6: Final answer
    x = 47,365.14

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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.