Home / 156,827.44-235,245.78-38,498.78

Finding the Fourth Proportional to 156,827.44, 235,245.78 and 38,498.78

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Solution

The fourth proportional to 156,827.44, 235,245.78 and 38,498.78 is: 57,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,827.44 : 235,245.78 = 38,498.78 : x
  2. Step 2: Convert to fraction form
    156,827.44/235,245.78 = 38,498.78/x
  3. Step 3: Cross multiply
    156,827.44x = 235,245.78 × 38,498.78
  4. Step 4: Simplify right side
    156,827.44x = 9,056,675,530.15
  5. Step 5: Solve for x
    x = 9,056,675,530.15/156,827.44
  6. Step 6: Final answer
    x = 57,749.30

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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.