Home / 62,847.09-86,729.31-34,554.60

Finding the Fourth Proportional to 62,847.09, 86,729.31 and 34,554.60

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Solution

The fourth proportional to 62,847.09, 86,729.31 and 34,554.60 is: 47,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,847.09 : 86,729.31 = 34,554.60 : x
  2. Step 2: Convert to fraction form
    62,847.09/86,729.31 = 34,554.60/x
  3. Step 3: Cross multiply
    62,847.09x = 86,729.31 × 34,554.60
  4. Step 4: Simplify right side
    62,847.09x = 2,996,896,615.33
  5. Step 5: Solve for x
    x = 2,996,896,615.33/62,847.09
  6. Step 6: Final answer
    x = 47,685.53

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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.