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Finding the Fourth Proportional to 171,108.32, 256,676.16 and 58,743.68

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Solution

The fourth proportional to 171,108.32, 256,676.16 and 58,743.68 is: 88,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,108.32 : 256,676.16 = 58,743.68 : x
  2. Step 2: Convert to fraction form
    171,108.32/256,676.16 = 58,743.68/x
  3. Step 3: Cross multiply
    171,108.32x = 256,676.16 × 58,743.68
  4. Step 4: Simplify right side
    171,108.32x = 15,078,102,206.67
  5. Step 5: Solve for x
    x = 15,078,102,206.67/171,108.32
  6. Step 6: Final answer
    x = 88,120.22

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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.