Home / 362,581.51-543,790.23-137,861.83

Finding the Fourth Proportional to 362,581.51, 543,790.23 and 137,861.83

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Solution

The fourth proportional to 362,581.51, 543,790.23 and 137,861.83 is: 206,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,581.51 : 543,790.23 = 137,861.83 : x
  2. Step 2: Convert to fraction form
    362,581.51/543,790.23 = 137,861.83/x
  3. Step 3: Cross multiply
    362,581.51x = 543,790.23 × 137,861.83
  4. Step 4: Simplify right side
    362,581.51x = 74,967,916,243.92
  5. Step 5: Solve for x
    x = 74,967,916,243.92/362,581.51
  6. Step 6: Final answer
    x = 206,761.55

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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.