Home / 115,865.98-173,823.37-39,971.41

Finding the Fourth Proportional to 115,865.98, 173,823.37 and 39,971.41

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Solution

The fourth proportional to 115,865.98, 173,823.37 and 39,971.41 is: 59,965.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,865.98 : 173,823.37 = 39,971.41 : x
  2. Step 2: Convert to fraction form
    115,865.98/173,823.37 = 39,971.41/x
  3. Step 3: Cross multiply
    115,865.98x = 173,823.37 × 39,971.41
  4. Step 4: Simplify right side
    115,865.98x = 6,947,964,655.36
  5. Step 5: Solve for x
    x = 6,947,964,655.36/115,865.98
  6. Step 6: Final answer
    x = 59,965.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.