Home / 119,541.55-164,960.90-68,556.43

Finding the Fourth Proportional to 119,541.55, 164,960.90 and 68,556.43

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Solution

The fourth proportional to 119,541.55, 164,960.90 and 68,556.43 is: 94,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,541.55 : 164,960.90 = 68,556.43 : x
  2. Step 2: Convert to fraction form
    119,541.55/164,960.90 = 68,556.43/x
  3. Step 3: Cross multiply
    119,541.55x = 164,960.90 × 68,556.43
  4. Step 4: Simplify right side
    119,541.55x = 11,309,130,050.80
  5. Step 5: Solve for x
    x = 11,309,130,050.80/119,541.55
  6. Step 6: Final answer
    x = 94,604.18

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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.