Home / 156,736.40-235,104.60-56,899.85

Finding the Fourth Proportional to 156,736.40, 235,104.60 and 56,899.85

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Solution

The fourth proportional to 156,736.40, 235,104.60 and 56,899.85 is: 85,349.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,736.40 : 235,104.60 = 56,899.85 : x
  2. Step 2: Convert to fraction form
    156,736.40/235,104.60 = 56,899.85/x
  3. Step 3: Cross multiply
    156,736.40x = 235,104.60 × 56,899.85
  4. Step 4: Simplify right side
    156,736.40x = 13,377,416,474.31
  5. Step 5: Solve for x
    x = 13,377,416,474.31/156,736.40
  6. Step 6: Final answer
    x = 85,349.78

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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.