Home / 168,546.42-252,721.83-79,799.18

Finding the Fourth Proportional to 168,546.42, 252,721.83 and 79,799.18

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Solution

The fourth proportional to 168,546.42, 252,721.83 and 79,799.18 is: 119,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,546.42 : 252,721.83 = 79,799.18 : x
  2. Step 2: Convert to fraction form
    168,546.42/252,721.83 = 79,799.18/x
  3. Step 3: Cross multiply
    168,546.42x = 252,721.83 × 79,799.18
  4. Step 4: Simplify right side
    168,546.42x = 20,166,994,802.10
  5. Step 5: Solve for x
    x = 20,166,994,802.10/168,546.42
  6. Step 6: Final answer
    x = 119,652.47

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1.5x scale

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.