Home / 168,075.38-252,087.96-55,833.68

Finding the Fourth Proportional to 168,075.38, 252,087.96 and 55,833.68

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Solution

The fourth proportional to 168,075.38, 252,087.96 and 55,833.68 is: 83,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,075.38 : 252,087.96 = 55,833.68 : x
  2. Step 2: Convert to fraction form
    168,075.38/252,087.96 = 55,833.68/x
  3. Step 3: Cross multiply
    168,075.38x = 252,087.96 × 55,833.68
  4. Step 4: Simplify right side
    168,075.38x = 14,074,998,490.49
  5. Step 5: Solve for x
    x = 14,074,998,490.49/168,075.38
  6. Step 6: Final answer
    x = 83,742.18

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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.