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Finding the Fourth Proportional to 149,659.70, 224,489.55 and 70,927.70

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Solution

The fourth proportional to 149,659.70, 224,489.55 and 70,927.70 is: 106,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,659.70 : 224,489.55 = 70,927.70 : x
  2. Step 2: Convert to fraction form
    149,659.70/224,489.55 = 70,927.70/x
  3. Step 3: Cross multiply
    149,659.70x = 224,489.55 × 70,927.70
  4. Step 4: Simplify right side
    149,659.70x = 15,922,527,455.54
  5. Step 5: Solve for x
    x = 15,922,527,455.54/149,659.70
  6. Step 6: Final answer
    x = 106,391.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.