Home / 152,612.20-228,953.10-47,441.80

Finding the Fourth Proportional to 152,612.20, 228,953.10 and 47,441.80

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Solution

The fourth proportional to 152,612.20, 228,953.10 and 47,441.80 is: 71,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,612.20 : 228,953.10 = 47,441.80 : x
  2. Step 2: Convert to fraction form
    152,612.20/228,953.10 = 47,441.80/x
  3. Step 3: Cross multiply
    152,612.20x = 228,953.10 × 47,441.80
  4. Step 4: Simplify right side
    152,612.20x = 10,861,947,179.58
  5. Step 5: Solve for x
    x = 10,861,947,179.58/152,612.20
  6. Step 6: Final answer
    x = 71,173.52

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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.