Home / 156,661.16-235,027.26-51,481.04

Finding the Fourth Proportional to 156,661.16, 235,027.26 and 51,481.04

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Solution

The fourth proportional to 156,661.16, 235,027.26 and 51,481.04 is: 77,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,661.16 : 235,027.26 = 51,481.04 : x
  2. Step 2: Convert to fraction form
    156,661.16/235,027.26 = 51,481.04/x
  3. Step 3: Cross multiply
    156,661.16x = 235,027.26 × 51,481.04
  4. Step 4: Simplify right side
    156,661.16x = 12,099,446,598.01
  5. Step 5: Solve for x
    x = 12,099,446,598.01/156,661.16
  6. Step 6: Final answer
    x = 77,233.23

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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.