Home / 106,942.23-147,613.13-61,650.48

Finding the Fourth Proportional to 106,942.23, 147,613.13 and 61,650.48

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Solution

The fourth proportional to 106,942.23, 147,613.13 and 61,650.48 is: 85,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,942.23 : 147,613.13 = 61,650.48 : x
  2. Step 2: Convert to fraction form
    106,942.23/147,613.13 = 61,650.48/x
  3. Step 3: Cross multiply
    106,942.23x = 147,613.13 × 61,650.48
  4. Step 4: Simplify right side
    106,942.23x = 9,100,420,010.55
  5. Step 5: Solve for x
    x = 9,100,420,010.55/106,942.23
  6. Step 6: Final answer
    x = 85,096.60

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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.