Home / 172,091.54-237,489.09-96,638.42

Finding the Fourth Proportional to 172,091.54, 237,489.09 and 96,638.42

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Solution

The fourth proportional to 172,091.54, 237,489.09 and 96,638.42 is: 133,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,091.54 : 237,489.09 = 96,638.42 : x
  2. Step 2: Convert to fraction form
    172,091.54/237,489.09 = 96,638.42/x
  3. Step 3: Cross multiply
    172,091.54x = 237,489.09 × 96,638.42
  4. Step 4: Simplify right side
    172,091.54x = 22,950,570,424.84
  5. Step 5: Solve for x
    x = 22,950,570,424.84/172,091.54
  6. Step 6: Final answer
    x = 133,362.57

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1.5x scale

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.