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Finding the Fourth Proportional to 19,056, 26,297.64 and 10,672.32

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Solution

The fourth proportional to 19,056, 26,297.64 and 10,672.32 is: 14,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056 : 26,297.64 = 10,672.32 : x
  2. Step 2: Convert to fraction form
    19,056/26,297.64 = 10,672.32/x
  3. Step 3: Cross multiply
    19,056x = 26,297.64 × 10,672.32
  4. Step 4: Simplify right side
    19,056x = 280,656,829.32
  5. Step 5: Solve for x
    x = 280,656,829.32/19,056
  6. Step 6: Final answer
    x = 14,728.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.