Home / 92,469.33-138,433.59-83,605.23

Finding the Fourth Proportional to 92,469.33, 138,433.59 and 83,605.23

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Solution

The fourth proportional to 92,469.33, 138,433.59 and 83,605.23 is: 125,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,469.33 : 138,433.59 = 83,605.23 : x
  2. Step 2: Convert to fraction form
    92,469.33/138,433.59 = 83,605.23/x
  3. Step 3: Cross multiply
    92,469.33x = 138,433.59 × 83,605.23
  4. Step 4: Simplify right side
    92,469.33x = 11,573,772,131.68
  5. Step 5: Solve for x
    x = 11,573,772,131.68/92,469.33
  6. Step 6: Final answer
    x = 125,163.36

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1.5x scale

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.