Home / 156,763.80-235,186.20-67,996.98

Finding the Fourth Proportional to 156,763.80, 235,186.20 and 67,996.98

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Solution

The fourth proportional to 156,763.80, 235,186.20 and 67,996.98 is: 102,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,763.80 : 235,186.20 = 67,996.98 : x
  2. Step 2: Convert to fraction form
    156,763.80/235,186.20 = 67,996.98/x
  3. Step 3: Cross multiply
    156,763.80x = 235,186.20 × 67,996.98
  4. Step 4: Simplify right side
    156,763.80x = 15,991,951,337.68
  5. Step 5: Solve for x
    x = 15,991,951,337.68/156,763.80
  6. Step 6: Final answer
    x = 102,013.04

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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.