Home / 156,615.46-234,923.19-38,286.61

Finding the Fourth Proportional to 156,615.46, 234,923.19 and 38,286.61

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Solution

The fourth proportional to 156,615.46, 234,923.19 and 38,286.61 is: 57,429.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,615.46 : 234,923.19 = 38,286.61 : x
  2. Step 2: Convert to fraction form
    156,615.46/234,923.19 = 38,286.61/x
  3. Step 3: Cross multiply
    156,615.46x = 234,923.19 × 38,286.61
  4. Step 4: Simplify right side
    156,615.46x = 8,994,412,555.49
  5. Step 5: Solve for x
    x = 8,994,412,555.49/156,615.46
  6. Step 6: Final answer
    x = 57,429.92

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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.