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Finding the Fourth Proportional to 11,802.43, 17,694.98 and 5,558.93

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Solution

The fourth proportional to 11,802.43, 17,694.98 and 5,558.93 is: 8,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.43 : 17,694.98 = 5,558.93 : x
  2. Step 2: Convert to fraction form
    11,802.43/17,694.98 = 5,558.93/x
  3. Step 3: Cross multiply
    11,802.43x = 17,694.98 × 5,558.93
  4. Step 4: Simplify right side
    11,802.43x = 98,365,141.74
  5. Step 5: Solve for x
    x = 98,365,141.74/11,802.43
  6. Step 6: Final answer
    x = 8,334.31

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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.