Home / 156,595.92-234,917.76-51,390

Finding the Fourth Proportional to 156,595.92, 234,917.76 and 51,390

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Solution

The fourth proportional to 156,595.92, 234,917.76 and 51,390 is: 77,092.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,595.92 : 234,917.76 = 51,390 : x
  2. Step 2: Convert to fraction form
    156,595.92/234,917.76 = 51,390/x
  3. Step 3: Cross multiply
    156,595.92x = 234,917.76 × 51,390
  4. Step 4: Simplify right side
    156,595.92x = 12,072,423,686.40
  5. Step 5: Solve for x
    x = 12,072,423,686.40/156,595.92
  6. Step 6: Final answer
    x = 77,092.84

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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.