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Finding the Fourth Proportional to 5,068.13, 6,994.83 and 2,972.25

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Solution

The fourth proportional to 5,068.13, 6,994.83 and 2,972.25 is: 4,102.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.13 : 6,994.83 = 2,972.25 : x
  2. Step 2: Convert to fraction form
    5,068.13/6,994.83 = 2,972.25/x
  3. Step 3: Cross multiply
    5,068.13x = 6,994.83 × 2,972.25
  4. Step 4: Simplify right side
    5,068.13x = 20,790,383.47
  5. Step 5: Solve for x
    x = 20,790,383.47/5,068.13
  6. Step 6: Final answer
    x = 4,102.18

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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.