Home / 108,207.78-162,296.52-37,129.26

Finding the Fourth Proportional to 108,207.78, 162,296.52 and 37,129.26

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Solution

The fourth proportional to 108,207.78, 162,296.52 and 37,129.26 is: 55,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,207.78 : 162,296.52 = 37,129.26 : x
  2. Step 2: Convert to fraction form
    108,207.78/162,296.52 = 37,129.26/x
  3. Step 3: Cross multiply
    108,207.78x = 162,296.52 × 37,129.26
  4. Step 4: Simplify right side
    108,207.78x = 6,025,949,688.18
  5. Step 5: Solve for x
    x = 6,025,949,688.18/108,207.78
  6. Step 6: Final answer
    x = 55,688.69

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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.