Home / 168,529.49-252,841.04-73,742.69

Finding the Fourth Proportional to 168,529.49, 252,841.04 and 73,742.69

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Solution

The fourth proportional to 168,529.49, 252,841.04 and 73,742.69 is: 110,634.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,529.49 : 252,841.04 = 73,742.69 : x
  2. Step 2: Convert to fraction form
    168,529.49/252,841.04 = 73,742.69/x
  3. Step 3: Cross multiply
    168,529.49x = 252,841.04 × 73,742.69
  4. Step 4: Simplify right side
    168,529.49x = 18,645,178,432.00
  5. Step 5: Solve for x
    x = 18,645,178,432.00/168,529.49
  6. Step 6: Final answer
    x = 110,634.52

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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.