Home / 172,669.72-259,004.60-162,923.80

Finding the Fourth Proportional to 172,669.72, 259,004.60 and 162,923.80

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Solution

The fourth proportional to 172,669.72, 259,004.60 and 162,923.80 is: 244,385.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,669.72 : 259,004.60 = 162,923.80 : x
  2. Step 2: Convert to fraction form
    172,669.72/259,004.60 = 162,923.80/x
  3. Step 3: Cross multiply
    172,669.72x = 259,004.60 × 162,923.80
  4. Step 4: Simplify right side
    172,669.72x = 42,198,013,649.48
  5. Step 5: Solve for x
    x = 42,198,013,649.48/172,669.72
  6. Step 6: Final answer
    x = 244,385.72

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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.