Home / 125,530.41-173,233.33-68,941.79

Finding the Fourth Proportional to 125,530.41, 173,233.33 and 68,941.79

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Solution

The fourth proportional to 125,530.41, 173,233.33 and 68,941.79 is: 95,140.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,530.41 : 173,233.33 = 68,941.79 : x
  2. Step 2: Convert to fraction form
    125,530.41/173,233.33 = 68,941.79/x
  3. Step 3: Cross multiply
    125,530.41x = 173,233.33 × 68,941.79
  4. Step 4: Simplify right side
    125,530.41x = 11,943,014,991.69
  5. Step 5: Solve for x
    x = 11,943,014,991.69/125,530.41
  6. Step 6: Final answer
    x = 95,140.41

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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.