Home / 156,826.44-235,244.27-38,497.78

Finding the Fourth Proportional to 156,826.44, 235,244.27 and 38,497.78

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Solution

The fourth proportional to 156,826.44, 235,244.27 and 38,497.78 is: 57,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,826.44 : 235,244.27 = 38,497.78 : x
  2. Step 2: Convert to fraction form
    156,826.44/235,244.27 = 38,497.78/x
  3. Step 3: Cross multiply
    156,826.44x = 235,244.27 × 38,497.78
  4. Step 4: Simplify right side
    156,826.44x = 9,056,382,152.72
  5. Step 5: Solve for x
    x = 9,056,382,152.72/156,826.44
  6. Step 6: Final answer
    x = 57,747.80

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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.