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Finding the Fourth Proportional to 10,716.72, 14,789.05 and 6,001.00

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Solution

The fourth proportional to 10,716.72, 14,789.05 and 6,001.00 is: 8,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.72 : 14,789.05 = 6,001.00 : x
  2. Step 2: Convert to fraction form
    10,716.72/14,789.05 = 6,001.00/x
  3. Step 3: Cross multiply
    10,716.72x = 14,789.05 × 6,001.00
  4. Step 4: Simplify right side
    10,716.72x = 88,749,037.07
  5. Step 5: Solve for x
    x = 88,749,037.07/10,716.72
  6. Step 6: Final answer
    x = 8,281.36

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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.