Home / 110,892.30-166,360.05-47,712.30

Finding the Fourth Proportional to 110,892.30, 166,360.05 and 47,712.30

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Solution

The fourth proportional to 110,892.30, 166,360.05 and 47,712.30 is: 71,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,892.30 : 166,360.05 = 47,712.30 : x
  2. Step 2: Convert to fraction form
    110,892.30/166,360.05 = 47,712.30/x
  3. Step 3: Cross multiply
    110,892.30x = 166,360.05 × 47,712.30
  4. Step 4: Simplify right side
    110,892.30x = 7,937,420,613.62
  5. Step 5: Solve for x
    x = 7,937,420,613.62/110,892.30
  6. Step 6: Final answer
    x = 71,577.74

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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.