Home / 156,716.60-234,970.42-56,863.84

Finding the Fourth Proportional to 156,716.60, 234,970.42 and 56,863.84

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Solution

The fourth proportional to 156,716.60, 234,970.42 and 56,863.84 is: 85,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,716.60 : 234,970.42 = 56,863.84 : x
  2. Step 2: Convert to fraction form
    156,716.60/234,970.42 = 56,863.84/x
  3. Step 3: Cross multiply
    156,716.60x = 234,970.42 × 56,863.84
  4. Step 4: Simplify right side
    156,716.60x = 13,361,320,367.61
  5. Step 5: Solve for x
    x = 13,361,320,367.61/156,716.60
  6. Step 6: Final answer
    x = 85,257.85

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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.