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Finding the Fourth Proportional to 22,695.78, 34,043.90 and 6,903.37

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Solution

The fourth proportional to 22,695.78, 34,043.90 and 6,903.37 is: 10,355.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695.78 : 34,043.90 = 6,903.37 : x
  2. Step 2: Convert to fraction form
    22,695.78/34,043.90 = 6,903.37/x
  3. Step 3: Cross multiply
    22,695.78x = 34,043.90 × 6,903.37
  4. Step 4: Simplify right side
    22,695.78x = 235,017,637.94
  5. Step 5: Solve for x
    x = 235,017,637.94/22,695.78
  6. Step 6: Final answer
    x = 10,355.12

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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.