Home / 362,236.02-543,336.50-137,578.93

Finding the Fourth Proportional to 362,236.02, 543,336.50 and 137,578.93

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Solution

The fourth proportional to 362,236.02, 543,336.50 and 137,578.93 is: 206,361.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,236.02 : 543,336.50 = 137,578.93 : x
  2. Step 2: Convert to fraction form
    362,236.02/543,336.50 = 137,578.93/x
  3. Step 3: Cross multiply
    362,236.02x = 543,336.50 × 137,578.93
  4. Step 4: Simplify right side
    362,236.02x = 74,751,654,299.95
  5. Step 5: Solve for x
    x = 74,751,654,299.95/362,236.02
  6. Step 6: Final answer
    x = 206,361.74

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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.