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Finding the Fourth Proportional to 14,333.63, 19,782.23 and 8,046

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Solution

The fourth proportional to 14,333.63, 19,782.23 and 8,046 is: 11,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.63 : 19,782.23 = 8,046 : x
  2. Step 2: Convert to fraction form
    14,333.63/19,782.23 = 8,046/x
  3. Step 3: Cross multiply
    14,333.63x = 19,782.23 × 8,046
  4. Step 4: Simplify right side
    14,333.63x = 159,167,782.35
  5. Step 5: Solve for x
    x = 159,167,782.35/14,333.63
  6. Step 6: Final answer
    x = 11,104.50

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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.