Home / 58,475.97-80,696.48-31,618.53

Finding the Fourth Proportional to 58,475.97, 80,696.48 and 31,618.53

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Solution

The fourth proportional to 58,475.97, 80,696.48 and 31,618.53 is: 43,633.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,475.97 : 80,696.48 = 31,618.53 : x
  2. Step 2: Convert to fraction form
    58,475.97/80,696.48 = 31,618.53/x
  3. Step 3: Cross multiply
    58,475.97x = 80,696.48 × 31,618.53
  4. Step 4: Simplify right side
    58,475.97x = 2,551,503,915.68
  5. Step 5: Solve for x
    x = 2,551,503,915.68/58,475.97
  6. Step 6: Final answer
    x = 43,633.37

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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.