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Finding the Fourth Proportional to 14,029.68, 19,362.05 and 8,063.43

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Solution

The fourth proportional to 14,029.68, 19,362.05 and 8,063.43 is: 11,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.68 : 19,362.05 = 8,063.43 : x
  2. Step 2: Convert to fraction form
    14,029.68/19,362.05 = 8,063.43/x
  3. Step 3: Cross multiply
    14,029.68x = 19,362.05 × 8,063.43
  4. Step 4: Simplify right side
    14,029.68x = 156,124,534.83
  5. Step 5: Solve for x
    x = 156,124,534.83/14,029.68
  6. Step 6: Final answer
    x = 11,128.16

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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.