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Finding the Fourth Proportional to 195,507.50, 269,800.35 and 106,083.50

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Solution

The fourth proportional to 195,507.50, 269,800.35 and 106,083.50 is: 146,395.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,507.50 : 269,800.35 = 106,083.50 : x
  2. Step 2: Convert to fraction form
    195,507.50/269,800.35 = 106,083.50/x
  3. Step 3: Cross multiply
    195,507.50x = 269,800.35 × 106,083.50
  4. Step 4: Simplify right side
    195,507.50x = 28,621,365,429.23
  5. Step 5: Solve for x
    x = 28,621,365,429.23/195,507.50
  6. Step 6: Final answer
    x = 146,395.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.