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Finding the Fourth Proportional to 18,594.67, 25,670.64 and 14,336.43

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Solution

The fourth proportional to 18,594.67, 25,670.64 and 14,336.43 is: 19,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.67 : 25,670.64 = 14,336.43 : x
  2. Step 2: Convert to fraction form
    18,594.67/25,670.64 = 14,336.43/x
  3. Step 3: Cross multiply
    18,594.67x = 25,670.64 × 14,336.43
  4. Step 4: Simplify right side
    18,594.67x = 368,025,333.42
  5. Step 5: Solve for x
    x = 368,025,333.42/18,594.67
  6. Step 6: Final answer
    x = 19,791.98

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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.