Home / 148,336.92-204,719.60-84,684.29

Finding the Fourth Proportional to 148,336.92, 204,719.60 and 84,684.29

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Solution

The fourth proportional to 148,336.92, 204,719.60 and 84,684.29 is: 116,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,336.92 : 204,719.60 = 84,684.29 : x
  2. Step 2: Convert to fraction form
    148,336.92/204,719.60 = 84,684.29/x
  3. Step 3: Cross multiply
    148,336.92x = 204,719.60 × 84,684.29
  4. Step 4: Simplify right side
    148,336.92x = 17,336,533,163.20
  5. Step 5: Solve for x
    x = 17,336,533,163.20/148,336.92
  6. Step 6: Final answer
    x = 116,872.68

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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.