Home / 125,492.24-173,179.60-68,907.20

Finding the Fourth Proportional to 125,492.24, 173,179.60 and 68,907.20

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Solution

The fourth proportional to 125,492.24, 173,179.60 and 68,907.20 is: 95,092.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,492.24 : 173,179.60 = 68,907.20 : x
  2. Step 2: Convert to fraction form
    125,492.24/173,179.60 = 68,907.20/x
  3. Step 3: Cross multiply
    125,492.24x = 173,179.60 × 68,907.20
  4. Step 4: Simplify right side
    125,492.24x = 11,933,321,333.12
  5. Step 5: Solve for x
    x = 11,933,321,333.12/125,492.24
  6. Step 6: Final answer
    x = 95,092.11

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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.