Home / 51,607.30-71,220.94-38,837.50

Finding the Fourth Proportional to 51,607.30, 71,220.94 and 38,837.50

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Solution

The fourth proportional to 51,607.30, 71,220.94 and 38,837.50 is: 53,597.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,607.30 : 71,220.94 = 38,837.50 : x
  2. Step 2: Convert to fraction form
    51,607.30/71,220.94 = 38,837.50/x
  3. Step 3: Cross multiply
    51,607.30x = 71,220.94 × 38,837.50
  4. Step 4: Simplify right side
    51,607.30x = 2,766,043,257.25
  5. Step 5: Solve for x
    x = 2,766,043,257.25/51,607.30
  6. Step 6: Final answer
    x = 53,597.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.