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Finding the Fourth Proportional to 19,253.94, 26,606.98 and 13,893.97

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Solution

The fourth proportional to 19,253.94, 26,606.98 and 13,893.97 is: 19,200.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.94 : 26,606.98 = 13,893.97 : x
  2. Step 2: Convert to fraction form
    19,253.94/26,606.98 = 13,893.97/x
  3. Step 3: Cross multiply
    19,253.94x = 26,606.98 × 13,893.97
  4. Step 4: Simplify right side
    19,253.94x = 369,676,504.50
  5. Step 5: Solve for x
    x = 369,676,504.50/19,253.94
  6. Step 6: Final answer
    x = 19,200.04

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1.5x scale

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.