Home / 202,487.04-303,754.86-84,238.38

Finding the Fourth Proportional to 202,487.04, 303,754.86 and 84,238.38

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Solution

The fourth proportional to 202,487.04, 303,754.86 and 84,238.38 is: 126,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,487.04 : 303,754.86 = 84,238.38 : x
  2. Step 2: Convert to fraction form
    202,487.04/303,754.86 = 84,238.38/x
  3. Step 3: Cross multiply
    202,487.04x = 303,754.86 × 84,238.38
  4. Step 4: Simplify right side
    202,487.04x = 25,587,817,323.53
  5. Step 5: Solve for x
    x = 25,587,817,323.53/202,487.04
  6. Step 6: Final answer
    x = 126,367.68

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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.