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Finding the Fourth Proportional to 35,062.89, 52,563.03 and 12,871.11

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Solution

The fourth proportional to 35,062.89, 52,563.03 and 12,871.11 is: 19,295.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,062.89 : 52,563.03 = 12,871.11 : x
  2. Step 2: Convert to fraction form
    35,062.89/52,563.03 = 12,871.11/x
  3. Step 3: Cross multiply
    35,062.89x = 52,563.03 × 12,871.11
  4. Step 4: Simplify right side
    35,062.89x = 676,544,541.06
  5. Step 5: Solve for x
    x = 676,544,541.06/35,062.89
  6. Step 6: Final answer
    x = 19,295.17

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Why These Related Problems?

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