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Finding the Fourth Proportional to 19,994.19, 27,592.19 and 11,041.92

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Solution

The fourth proportional to 19,994.19, 27,592.19 and 11,041.92 is: 15,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.19 : 27,592.19 = 11,041.92 : x
  2. Step 2: Convert to fraction form
    19,994.19/27,592.19 = 11,041.92/x
  3. Step 3: Cross multiply
    19,994.19x = 27,592.19 × 11,041.92
  4. Step 4: Simplify right side
    19,994.19x = 304,670,802.91
  5. Step 5: Solve for x
    x = 304,670,802.91/19,994.19
  6. Step 6: Final answer
    x = 15,237.97

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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.