Home / 172,201.50-258,301.86-47,542.14

Finding the Fourth Proportional to 172,201.50, 258,301.86 and 47,542.14

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Solution

The fourth proportional to 172,201.50, 258,301.86 and 47,542.14 is: 71,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,201.50 : 258,301.86 = 47,542.14 : x
  2. Step 2: Convert to fraction form
    172,201.50/258,301.86 = 47,542.14/x
  3. Step 3: Cross multiply
    172,201.50x = 258,301.86 × 47,542.14
  4. Step 4: Simplify right side
    172,201.50x = 12,280,223,190.38
  5. Step 5: Solve for x
    x = 12,280,223,190.38/172,201.50
  6. Step 6: Final answer
    x = 71,313.10

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1.5x scale

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.