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Finding the Fourth Proportional to 5,541.35, 8,312.02 and 2,031.51

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Solution

The fourth proportional to 5,541.35, 8,312.02 and 2,031.51 is: 3,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.35 : 8,312.02 = 2,031.51 : x
  2. Step 2: Convert to fraction form
    5,541.35/8,312.02 = 2,031.51/x
  3. Step 3: Cross multiply
    5,541.35x = 8,312.02 × 2,031.51
  4. Step 4: Simplify right side
    5,541.35x = 16,885,977.84
  5. Step 5: Solve for x
    x = 16,885,977.84/5,541.35
  6. Step 6: Final answer
    x = 3,047.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.