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Finding the Fourth Proportional to 5,155.56, 7,113.04 and 3,030.41

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Solution

The fourth proportional to 5,155.56, 7,113.04 and 3,030.41 is: 4,181.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155.56 : 7,113.04 = 3,030.41 : x
  2. Step 2: Convert to fraction form
    5,155.56/7,113.04 = 3,030.41/x
  3. Step 3: Cross multiply
    5,155.56x = 7,113.04 × 3,030.41
  4. Step 4: Simplify right side
    5,155.56x = 21,555,412.39
  5. Step 5: Solve for x
    x = 21,555,412.39/5,155.56
  6. Step 6: Final answer
    x = 4,181.00

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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.