Home / 148,353.32-204,735.78-84,711.56

Finding the Fourth Proportional to 148,353.32, 204,735.78 and 84,711.56

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Solution

The fourth proportional to 148,353.32, 204,735.78 and 84,711.56 is: 116,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,353.32 : 204,735.78 = 84,711.56 : x
  2. Step 2: Convert to fraction form
    148,353.32/204,735.78 = 84,711.56/x
  3. Step 3: Cross multiply
    148,353.32x = 204,735.78 × 84,711.56
  4. Step 4: Simplify right side
    148,353.32x = 17,343,487,311.62
  5. Step 5: Solve for x
    x = 17,343,487,311.62/148,353.32
  6. Step 6: Final answer
    x = 116,906.63

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1.5x scale

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.