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Finding the Fourth Proportional to 19,295.44, 26,583.24 and 14,814.16

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Solution

The fourth proportional to 19,295.44, 26,583.24 and 14,814.16 is: 20,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.44 : 26,583.24 = 14,814.16 : x
  2. Step 2: Convert to fraction form
    19,295.44/26,583.24 = 14,814.16/x
  3. Step 3: Cross multiply
    19,295.44x = 26,583.24 × 14,814.16
  4. Step 4: Simplify right side
    19,295.44x = 393,808,370.68
  5. Step 5: Solve for x
    x = 393,808,370.68/19,295.44
  6. Step 6: Final answer
    x = 20,409.40

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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.