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Finding the Fourth Proportional to 171,230.77, 256,846.16 and 58,913.74

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Solution

The fourth proportional to 171,230.77, 256,846.16 and 58,913.74 is: 88,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,230.77 : 256,846.16 = 58,913.74 : x
  2. Step 2: Convert to fraction form
    171,230.77/256,846.16 = 58,913.74/x
  3. Step 3: Cross multiply
    171,230.77x = 256,846.16 × 58,913.74
  4. Step 4: Simplify right side
    171,230.77x = 15,131,767,890.24
  5. Step 5: Solve for x
    x = 15,131,767,890.24/171,230.77
  6. Step 6: Final answer
    x = 88,370.61

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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.