Home / 140,970.14-211,081.10-110,269.32

Finding the Fourth Proportional to 140,970.14, 211,081.10 and 110,269.32

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Solution

The fourth proportional to 140,970.14, 211,081.10 and 110,269.32 is: 165,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,970.14 : 211,081.10 = 110,269.32 : x
  2. Step 2: Convert to fraction form
    140,970.14/211,081.10 = 110,269.32/x
  3. Step 3: Cross multiply
    140,970.14x = 211,081.10 × 110,269.32
  4. Step 4: Simplify right side
    140,970.14x = 23,275,769,361.85
  5. Step 5: Solve for x
    x = 23,275,769,361.85/140,970.14
  6. Step 6: Final answer
    x = 165,111.34

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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.