Home / 114,948.64-172,353.76-43,876

Finding the Fourth Proportional to 114,948.64, 172,353.76 and 43,876

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Solution

The fourth proportional to 114,948.64, 172,353.76 and 43,876 is: 65,787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,948.64 : 172,353.76 = 43,876 : x
  2. Step 2: Convert to fraction form
    114,948.64/172,353.76 = 43,876/x
  3. Step 3: Cross multiply
    114,948.64x = 172,353.76 × 43,876
  4. Step 4: Simplify right side
    114,948.64x = 7,562,193,573.76
  5. Step 5: Solve for x
    x = 7,562,193,573.76/114,948.64
  6. Step 6: Final answer
    x = 65,787.59

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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.