Home / 147,194.70-219,660.06-146,352.71

Finding the Fourth Proportional to 147,194.70, 219,660.06 and 146,352.71

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Solution

The fourth proportional to 147,194.70, 219,660.06 and 146,352.71 is: 218,403.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,194.70 : 219,660.06 = 146,352.71 : x
  2. Step 2: Convert to fraction form
    147,194.70/219,660.06 = 146,352.71/x
  3. Step 3: Cross multiply
    147,194.70x = 219,660.06 × 146,352.71
  4. Step 4: Simplify right side
    147,194.70x = 32,147,843,961.46
  5. Step 5: Solve for x
    x = 32,147,843,961.46/147,194.70
  6. Step 6: Final answer
    x = 218,403.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.