Home / 125,600.74-173,330.98-68,241.20

Finding the Fourth Proportional to 125,600.74, 173,330.98 and 68,241.20

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Solution

The fourth proportional to 125,600.74, 173,330.98 and 68,241.20 is: 94,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,600.74 : 173,330.98 = 68,241.20 : x
  2. Step 2: Convert to fraction form
    125,600.74/173,330.98 = 68,241.20/x
  3. Step 3: Cross multiply
    125,600.74x = 173,330.98 × 68,241.20
  4. Step 4: Simplify right side
    125,600.74x = 11,828,313,035.12
  5. Step 5: Solve for x
    x = 11,828,313,035.12/125,600.74
  6. Step 6: Final answer
    x = 94,173.91

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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.