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Finding the Fourth Proportional to 11,060.85, 16,582.64 and 7,542.14

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Solution

The fourth proportional to 11,060.85, 16,582.64 and 7,542.14 is: 11,307.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,060.85 : 16,582.64 = 7,542.14 : x
  2. Step 2: Convert to fraction form
    11,060.85/16,582.64 = 7,542.14/x
  3. Step 3: Cross multiply
    11,060.85x = 16,582.64 × 7,542.14
  4. Step 4: Simplify right side
    11,060.85x = 125,068,471.83
  5. Step 5: Solve for x
    x = 125,068,471.83/11,060.85
  6. Step 6: Final answer
    x = 11,307.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.