Home / 140,620.22-210,952.19-47,104.10

Finding the Fourth Proportional to 140,620.22, 210,952.19 and 47,104.10

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Solution

The fourth proportional to 140,620.22, 210,952.19 and 47,104.10 is: 70,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,620.22 : 210,952.19 = 47,104.10 : x
  2. Step 2: Convert to fraction form
    140,620.22/210,952.19 = 47,104.10/x
  3. Step 3: Cross multiply
    140,620.22x = 210,952.19 × 47,104.10
  4. Step 4: Simplify right side
    140,620.22x = 9,936,711,998.22
  5. Step 5: Solve for x
    x = 9,936,711,998.22/140,620.22
  6. Step 6: Final answer
    x = 70,663.47

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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.