Home / 55,583.69-83,375.38-42,951.83

Finding the Fourth Proportional to 55,583.69, 83,375.38 and 42,951.83

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Solution

The fourth proportional to 55,583.69, 83,375.38 and 42,951.83 is: 64,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,583.69 : 83,375.38 = 42,951.83 : x
  2. Step 2: Convert to fraction form
    55,583.69/83,375.38 = 42,951.83/x
  3. Step 3: Cross multiply
    55,583.69x = 83,375.38 × 42,951.83
  4. Step 4: Simplify right side
    55,583.69x = 3,581,125,147.95
  5. Step 5: Solve for x
    x = 3,581,125,147.95/55,583.69
  6. Step 6: Final answer
    x = 64,427.63

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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.