Home / 156,117.18-234,200.16-50,911.68

Finding the Fourth Proportional to 156,117.18, 234,200.16 and 50,911.68

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Solution

The fourth proportional to 156,117.18, 234,200.16 and 50,911.68 is: 76,375.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,117.18 : 234,200.16 = 50,911.68 : x
  2. Step 2: Convert to fraction form
    156,117.18/234,200.16 = 50,911.68/x
  3. Step 3: Cross multiply
    156,117.18x = 234,200.16 × 50,911.68
  4. Step 4: Simplify right side
    156,117.18x = 11,923,523,601.87
  5. Step 5: Solve for x
    x = 11,923,523,601.87/156,117.18
  6. Step 6: Final answer
    x = 76,375.47

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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.