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Finding the Fourth Proportional to 8,152.52, 12,228.77 and 4,256.01

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Solution

The fourth proportional to 8,152.52, 12,228.77 and 4,256.01 is: 6,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.52 : 12,228.77 = 4,256.01 : x
  2. Step 2: Convert to fraction form
    8,152.52/12,228.77 = 4,256.01/x
  3. Step 3: Cross multiply
    8,152.52x = 12,228.77 × 4,256.01
  4. Step 4: Simplify right side
    8,152.52x = 52,045,778.05
  5. Step 5: Solve for x
    x = 52,045,778.05/8,152.52
  6. Step 6: Final answer
    x = 6,384.02

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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.