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Finding the Fourth Proportional to 16,831.26, 25,247.88 and 8,501.58

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Solution

The fourth proportional to 16,831.26, 25,247.88 and 8,501.58 is: 12,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.26 : 25,247.88 = 8,501.58 : x
  2. Step 2: Convert to fraction form
    16,831.26/25,247.88 = 8,501.58/x
  3. Step 3: Cross multiply
    16,831.26x = 25,247.88 × 8,501.58
  4. Step 4: Simplify right side
    16,831.26x = 214,646,871.65
  5. Step 5: Solve for x
    x = 214,646,871.65/16,831.26
  6. Step 6: Final answer
    x = 12,752.87

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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.