Home / 172,105.10-237,490.17-95,622.80

Finding the Fourth Proportional to 172,105.10, 237,490.17 and 95,622.80

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Solution

The fourth proportional to 172,105.10, 237,490.17 and 95,622.80 is: 131,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,105.10 : 237,490.17 = 95,622.80 : x
  2. Step 2: Convert to fraction form
    172,105.10/237,490.17 = 95,622.80/x
  3. Step 3: Cross multiply
    172,105.10x = 237,490.17 × 95,622.80
  4. Step 4: Simplify right side
    172,105.10x = 22,709,473,840.43
  5. Step 5: Solve for x
    x = 22,709,473,840.43/172,105.10
  6. Step 6: Final answer
    x = 131,951.20

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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.