Home / 110,166.32-165,219.96-47,822

Finding the Fourth Proportional to 110,166.32, 165,219.96 and 47,822

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Solution

The fourth proportional to 110,166.32, 165,219.96 and 47,822 is: 71,720.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,166.32 : 165,219.96 = 47,822 : x
  2. Step 2: Convert to fraction form
    110,166.32/165,219.96 = 47,822/x
  3. Step 3: Cross multiply
    110,166.32x = 165,219.96 × 47,822
  4. Step 4: Simplify right side
    110,166.32x = 7,901,148,927.12
  5. Step 5: Solve for x
    x = 7,901,148,927.12/110,166.32
  6. Step 6: Final answer
    x = 71,720.19

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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.