Home / 125,346.89-188,000.19-36,579.60

Finding the Fourth Proportional to 125,346.89, 188,000.19 and 36,579.60

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Solution

The fourth proportional to 125,346.89, 188,000.19 and 36,579.60 is: 54,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,346.89 : 188,000.19 = 36,579.60 : x
  2. Step 2: Convert to fraction form
    125,346.89/188,000.19 = 36,579.60/x
  3. Step 3: Cross multiply
    125,346.89x = 188,000.19 × 36,579.60
  4. Step 4: Simplify right side
    125,346.89x = 6,876,971,750.12
  5. Step 5: Solve for x
    x = 6,876,971,750.12/125,346.89
  6. Step 6: Final answer
    x = 54,863.52

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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.