Home / 132,247.89-198,385.50-43,501.25

Finding the Fourth Proportional to 132,247.89, 198,385.50 and 43,501.25

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Solution

The fourth proportional to 132,247.89, 198,385.50 and 43,501.25 is: 65,256.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,247.89 : 198,385.50 = 43,501.25 : x
  2. Step 2: Convert to fraction form
    132,247.89/198,385.50 = 43,501.25/x
  3. Step 3: Cross multiply
    132,247.89x = 198,385.50 × 43,501.25
  4. Step 4: Simplify right side
    132,247.89x = 8,630,017,890.97
  5. Step 5: Solve for x
    x = 8,630,017,890.97/132,247.89
  6. Step 6: Final answer
    x = 65,256.37

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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.