Home / 149,960.76-206,939.57-88,746.63

Finding the Fourth Proportional to 149,960.76, 206,939.57 and 88,746.63

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Solution

The fourth proportional to 149,960.76, 206,939.57 and 88,746.63 is: 122,466.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,960.76 : 206,939.57 = 88,746.63 : x
  2. Step 2: Convert to fraction form
    149,960.76/206,939.57 = 88,746.63/x
  3. Step 3: Cross multiply
    149,960.76x = 206,939.57 × 88,746.63
  4. Step 4: Simplify right side
    149,960.76x = 18,365,189,007.42
  5. Step 5: Solve for x
    x = 18,365,189,007.42/149,960.76
  6. Step 6: Final answer
    x = 122,466.63

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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.