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Finding the Fourth Proportional to 8,550.03, 11,788.07 and 7,011.29

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Solution

The fourth proportional to 8,550.03, 11,788.07 and 7,011.29 is: 9,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.03 : 11,788.07 = 7,011.29 : x
  2. Step 2: Convert to fraction form
    8,550.03/11,788.07 = 7,011.29/x
  3. Step 3: Cross multiply
    8,550.03x = 11,788.07 × 7,011.29
  4. Step 4: Simplify right side
    8,550.03x = 82,649,483.31
  5. Step 5: Solve for x
    x = 82,649,483.31/8,550.03
  6. Step 6: Final answer
    x = 9,666.57

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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.