Home / 62,915.67-86,824.80-34,621.29

Finding the Fourth Proportional to 62,915.67, 86,824.80 and 34,621.29

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Solution

The fourth proportional to 62,915.67, 86,824.80 and 34,621.29 is: 47,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,915.67 : 86,824.80 = 34,621.29 : x
  2. Step 2: Convert to fraction form
    62,915.67/86,824.80 = 34,621.29/x
  3. Step 3: Cross multiply
    62,915.67x = 86,824.80 × 34,621.29
  4. Step 4: Simplify right side
    62,915.67x = 3,005,986,579.99
  5. Step 5: Solve for x
    x = 3,005,986,579.99/62,915.67
  6. Step 6: Final answer
    x = 47,778.03

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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.