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Finding the Fourth Proportional to 172,757.85, 238,324.37 and 101,093.91

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Solution

The fourth proportional to 172,757.85, 238,324.37 and 101,093.91 is: 139,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,757.85 : 238,324.37 = 101,093.91 : x
  2. Step 2: Convert to fraction form
    172,757.85/238,324.37 = 101,093.91/x
  3. Step 3: Cross multiply
    172,757.85x = 238,324.37 × 101,093.91
  4. Step 4: Simplify right side
    172,757.85x = 24,093,142,411.59
  5. Step 5: Solve for x
    x = 24,093,142,411.59/172,757.85
  6. Step 6: Final answer
    x = 139,461.93

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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.