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Finding the Fourth Proportional to 14,350.88, 19,804.56 and 8,063.84

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Solution

The fourth proportional to 14,350.88, 19,804.56 and 8,063.84 is: 11,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.88 : 19,804.56 = 8,063.84 : x
  2. Step 2: Convert to fraction form
    14,350.88/19,804.56 = 8,063.84/x
  3. Step 3: Cross multiply
    14,350.88x = 19,804.56 × 8,063.84
  4. Step 4: Simplify right side
    14,350.88x = 159,700,803.11
  5. Step 5: Solve for x
    x = 159,700,803.11/14,350.88
  6. Step 6: Final answer
    x = 11,128.29

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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.