Home / 146,972.45-202,842.56-106,268.74

Finding the Fourth Proportional to 146,972.45, 202,842.56 and 106,268.74

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Solution

The fourth proportional to 146,972.45, 202,842.56 and 106,268.74 is: 146,665.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,972.45 : 202,842.56 = 106,268.74 : x
  2. Step 2: Convert to fraction form
    146,972.45/202,842.56 = 106,268.74/x
  3. Step 3: Cross multiply
    146,972.45x = 202,842.56 × 106,268.74
  4. Step 4: Simplify right side
    146,972.45x = 21,555,823,269.57
  5. Step 5: Solve for x
    x = 21,555,823,269.57/146,972.45
  6. Step 6: Final answer
    x = 146,665.74

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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.