Home / 66,250.31-91,427.67-37,961.46

Finding the Fourth Proportional to 66,250.31, 91,427.67 and 37,961.46

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Solution

The fourth proportional to 66,250.31, 91,427.67 and 37,961.46 is: 52,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,250.31 : 91,427.67 = 37,961.46 : x
  2. Step 2: Convert to fraction form
    66,250.31/91,427.67 = 37,961.46/x
  3. Step 3: Cross multiply
    66,250.31x = 91,427.67 × 37,961.46
  4. Step 4: Simplify right side
    66,250.31x = 3,470,727,837.60
  5. Step 5: Solve for x
    x = 3,470,727,837.60/66,250.31
  6. Step 6: Final answer
    x = 52,388.10

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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.