Home / 148,969.20-205,516.44-95,239.92

Finding the Fourth Proportional to 148,969.20, 205,516.44 and 95,239.92

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Solution

The fourth proportional to 148,969.20, 205,516.44 and 95,239.92 is: 131,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,969.20 : 205,516.44 = 95,239.92 : x
  2. Step 2: Convert to fraction form
    148,969.20/205,516.44 = 95,239.92/x
  3. Step 3: Cross multiply
    148,969.20x = 205,516.44 × 95,239.92
  4. Step 4: Simplify right side
    148,969.20x = 19,573,369,304.28
  5. Step 5: Solve for x
    x = 19,573,369,304.28/148,969.20
  6. Step 6: Final answer
    x = 131,392.05

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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.