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Finding the Fourth Proportional to 172,201.74, 237,638.22 and 95,718.48

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Solution

The fourth proportional to 172,201.74, 237,638.22 and 95,718.48 is: 132,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,201.74 : 237,638.22 = 95,718.48 : x
  2. Step 2: Convert to fraction form
    172,201.74/237,638.22 = 95,718.48/x
  3. Step 3: Cross multiply
    172,201.74x = 237,638.22 × 95,718.48
  4. Step 4: Simplify right side
    172,201.74x = 22,746,369,208.31
  5. Step 5: Solve for x
    x = 22,746,369,208.31/172,201.74
  6. Step 6: Final answer
    x = 132,091.40

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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.