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Finding the Fourth Proportional to 16,612.35, 24,918.52 and 7,848.15

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Solution

The fourth proportional to 16,612.35, 24,918.52 and 7,848.15 is: 11,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,612.35 : 24,918.52 = 7,848.15 : x
  2. Step 2: Convert to fraction form
    16,612.35/24,918.52 = 7,848.15/x
  3. Step 3: Cross multiply
    16,612.35x = 24,918.52 × 7,848.15
  4. Step 4: Simplify right side
    16,612.35x = 195,564,230.25
  5. Step 5: Solve for x
    x = 195,564,230.25/16,612.35
  6. Step 6: Final answer
    x = 11,772.22

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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.