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Finding the Fourth Proportional to 5,090.76, 7,024.88 and 2,852.32

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Solution

The fourth proportional to 5,090.76, 7,024.88 and 2,852.32 is: 3,935.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.76 : 7,024.88 = 2,852.32 : x
  2. Step 2: Convert to fraction form
    5,090.76/7,024.88 = 2,852.32/x
  3. Step 3: Cross multiply
    5,090.76x = 7,024.88 × 2,852.32
  4. Step 4: Simplify right side
    5,090.76x = 20,037,205.72
  5. Step 5: Solve for x
    x = 20,037,205.72/5,090.76
  6. Step 6: Final answer
    x = 3,935.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.