Home / 156,260.18-234,390.36-43,940.40

Finding the Fourth Proportional to 156,260.18, 234,390.36 and 43,940.40

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Solution

The fourth proportional to 156,260.18, 234,390.36 and 43,940.40 is: 65,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,260.18 : 234,390.36 = 43,940.40 : x
  2. Step 2: Convert to fraction form
    156,260.18/234,390.36 = 43,940.40/x
  3. Step 3: Cross multiply
    156,260.18x = 234,390.36 × 43,940.40
  4. Step 4: Simplify right side
    156,260.18x = 10,299,206,174.54
  5. Step 5: Solve for x
    x = 10,299,206,174.54/156,260.18
  6. Step 6: Final answer
    x = 65,910.63

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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.