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Finding the Fourth Proportional to 35,191.45, 52,787.17 and 8,896.19

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Solution

The fourth proportional to 35,191.45, 52,787.17 and 8,896.19 is: 13,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,191.45 : 52,787.17 = 8,896.19 : x
  2. Step 2: Convert to fraction form
    35,191.45/52,787.17 = 8,896.19/x
  3. Step 3: Cross multiply
    35,191.45x = 52,787.17 × 8,896.19
  4. Step 4: Simplify right side
    35,191.45x = 469,604,564.51
  5. Step 5: Solve for x
    x = 469,604,564.51/35,191.45
  6. Step 6: Final answer
    x = 13,344.28

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1.5x scale

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.