Home / 172,342.18-237,854.37-96,905.26

Finding the Fourth Proportional to 172,342.18, 237,854.37 and 96,905.26

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Solution

The fourth proportional to 172,342.18, 237,854.37 and 96,905.26 is: 133,741.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,342.18 : 237,854.37 = 96,905.26 : x
  2. Step 2: Convert to fraction form
    172,342.18/237,854.37 = 96,905.26/x
  3. Step 3: Cross multiply
    172,342.18x = 237,854.37 × 96,905.26
  4. Step 4: Simplify right side
    172,342.18x = 23,049,339,566.99
  5. Step 5: Solve for x
    x = 23,049,339,566.99/172,342.18
  6. Step 6: Final answer
    x = 133,741.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.