Home / 251,924.18-377,906.31-83,437.70

Finding the Fourth Proportional to 251,924.18, 377,906.31 and 83,437.70

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Solution

The fourth proportional to 251,924.18, 377,906.31 and 83,437.70 is: 125,163.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,924.18 : 377,906.31 = 83,437.70 : x
  2. Step 2: Convert to fraction form
    251,924.18/377,906.31 = 83,437.70/x
  3. Step 3: Cross multiply
    251,924.18x = 377,906.31 × 83,437.70
  4. Step 4: Simplify right side
    251,924.18x = 31,531,631,432.36
  5. Step 5: Solve for x
    x = 31,531,631,432.36/251,924.18
  6. Step 6: Final answer
    x = 125,163.18

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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.