Home / 62,919.75-86,829.21-34,625.44

Finding the Fourth Proportional to 62,919.75, 86,829.21 and 34,625.44

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Solution

The fourth proportional to 62,919.75, 86,829.21 and 34,625.44 is: 47,783.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,919.75 : 86,829.21 = 34,625.44 : x
  2. Step 2: Convert to fraction form
    62,919.75/86,829.21 = 34,625.44/x
  3. Step 3: Cross multiply
    62,919.75x = 86,829.21 × 34,625.44
  4. Step 4: Simplify right side
    62,919.75x = 3,006,499,709.64
  5. Step 5: Solve for x
    x = 3,006,499,709.64/62,919.75
  6. Step 6: Final answer
    x = 47,783.08

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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.