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Finding the Fourth Proportional to 14,304.75, 19,741.77 and 8,018.34

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Solution

The fourth proportional to 14,304.75, 19,741.77 and 8,018.34 is: 11,065.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.75 : 19,741.77 = 8,018.34 : x
  2. Step 2: Convert to fraction form
    14,304.75/19,741.77 = 8,018.34/x
  3. Step 3: Cross multiply
    14,304.75x = 19,741.77 × 8,018.34
  4. Step 4: Simplify right side
    14,304.75x = 158,296,224.06
  5. Step 5: Solve for x
    x = 158,296,224.06/14,304.75
  6. Step 6: Final answer
    x = 11,065.99

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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.