Home / 156,400.84-234,577.50-51,217.48

Finding the Fourth Proportional to 156,400.84, 234,577.50 and 51,217.48

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Solution

The fourth proportional to 156,400.84, 234,577.50 and 51,217.48 is: 76,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,400.84 : 234,577.50 = 51,217.48 : x
  2. Step 2: Convert to fraction form
    156,400.84/234,577.50 = 51,217.48/x
  3. Step 3: Cross multiply
    156,400.84x = 234,577.50 × 51,217.48
  4. Step 4: Simplify right side
    156,400.84x = 12,014,468,414.70
  5. Step 5: Solve for x
    x = 12,014,468,414.70/156,400.84
  6. Step 6: Final answer
    x = 76,818.44

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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.