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Finding the Fourth Proportional to 14,351.01, 19,804.40 and 8,063.39

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Solution

The fourth proportional to 14,351.01, 19,804.40 and 8,063.39 is: 11,127.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.01 : 19,804.40 = 8,063.39 : x
  2. Step 2: Convert to fraction form
    14,351.01/19,804.40 = 8,063.39/x
  3. Step 3: Cross multiply
    14,351.01x = 19,804.40 × 8,063.39
  4. Step 4: Simplify right side
    14,351.01x = 159,690,461.58
  5. Step 5: Solve for x
    x = 159,690,461.58/14,351.01
  6. Step 6: Final answer
    x = 11,127.47

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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.