Home / 539,837.38-809,930.95-160,761.25

Finding the Fourth Proportional to 539,837.38, 809,930.95 and 160,761.25

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Solution

The fourth proportional to 539,837.38, 809,930.95 and 160,761.25 is: 241,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,837.38 : 809,930.95 = 160,761.25 : x
  2. Step 2: Convert to fraction form
    539,837.38/809,930.95 = 160,761.25/x
  3. Step 3: Cross multiply
    539,837.38x = 809,930.95 × 160,761.25
  4. Step 4: Simplify right side
    539,837.38x = 130,205,510,268.27
  5. Step 5: Solve for x
    x = 130,205,510,268.27/539,837.38
  6. Step 6: Final answer
    x = 241,193.95

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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.