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Finding the Fourth Proportional to 14,249, 21,377.64 and 5,927.48

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Solution

The fourth proportional to 14,249, 21,377.64 and 5,927.48 is: 8,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249 : 21,377.64 = 5,927.48 : x
  2. Step 2: Convert to fraction form
    14,249/21,377.64 = 5,927.48/x
  3. Step 3: Cross multiply
    14,249x = 21,377.64 × 5,927.48
  4. Step 4: Simplify right side
    14,249x = 126,715,533.55
  5. Step 5: Solve for x
    x = 126,715,533.55/14,249
  6. Step 6: Final answer
    x = 8,892.94

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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.