Home / 156,971.70-235,383.35-57,062.26

Finding the Fourth Proportional to 156,971.70, 235,383.35 and 57,062.26

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Solution

The fourth proportional to 156,971.70, 235,383.35 and 57,062.26 is: 85,566.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,971.70 : 235,383.35 = 57,062.26 : x
  2. Step 2: Convert to fraction form
    156,971.70/235,383.35 = 57,062.26/x
  3. Step 3: Cross multiply
    156,971.70x = 235,383.35 × 57,062.26
  4. Step 4: Simplify right side
    156,971.70x = 13,431,505,917.37
  5. Step 5: Solve for x
    x = 13,431,505,917.37/156,971.70
  6. Step 6: Final answer
    x = 85,566.42

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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.