Home / 51,657.33-77,455.87-20,030.44

Finding the Fourth Proportional to 51,657.33, 77,455.87 and 20,030.44

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Solution

The fourth proportional to 51,657.33, 77,455.87 and 20,030.44 is: 30,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,657.33 : 77,455.87 = 20,030.44 : x
  2. Step 2: Convert to fraction form
    51,657.33/77,455.87 = 20,030.44/x
  3. Step 3: Cross multiply
    51,657.33x = 77,455.87 × 20,030.44
  4. Step 4: Simplify right side
    51,657.33x = 1,551,475,156.68
  5. Step 5: Solve for x
    x = 1,551,475,156.68/51,657.33
  6. Step 6: Final answer
    x = 30,033.98

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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.