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Finding the Fourth Proportional to 22,951.61, 34,427.42 and 7,380.17

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Solution

The fourth proportional to 22,951.61, 34,427.42 and 7,380.17 is: 11,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,951.61 : 34,427.42 = 7,380.17 : x
  2. Step 2: Convert to fraction form
    22,951.61/34,427.42 = 7,380.17/x
  3. Step 3: Cross multiply
    22,951.61x = 34,427.42 × 7,380.17
  4. Step 4: Simplify right side
    22,951.61x = 254,080,003.22
  5. Step 5: Solve for x
    x = 254,080,003.22/22,951.61
  6. Step 6: Final answer
    x = 11,070.25

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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.