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Finding the Fourth Proportional to 17,672.81, 24,363.39 and 14,056.06

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Solution

The fourth proportional to 17,672.81, 24,363.39 and 14,056.06 is: 19,377.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,672.81 : 24,363.39 = 14,056.06 : x
  2. Step 2: Convert to fraction form
    17,672.81/24,363.39 = 14,056.06/x
  3. Step 3: Cross multiply
    17,672.81x = 24,363.39 × 14,056.06
  4. Step 4: Simplify right side
    17,672.81x = 342,453,272.23
  5. Step 5: Solve for x
    x = 342,453,272.23/17,672.81
  6. Step 6: Final answer
    x = 19,377.41

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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.