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Finding the Fourth Proportional to 16,553.68, 24,831.29 and 5,461.34

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Solution

The fourth proportional to 16,553.68, 24,831.29 and 5,461.34 is: 8,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.68 : 24,831.29 = 5,461.34 : x
  2. Step 2: Convert to fraction form
    16,553.68/24,831.29 = 5,461.34/x
  3. Step 3: Cross multiply
    16,553.68x = 24,831.29 × 5,461.34
  4. Step 4: Simplify right side
    16,553.68x = 135,612,069.22
  5. Step 5: Solve for x
    x = 135,612,069.22/16,553.68
  6. Step 6: Final answer
    x = 8,192.26

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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.