Home / 209,923.92-289,466.33-141,822.63

Finding the Fourth Proportional to 209,923.92, 289,466.33 and 141,822.63

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Solution

The fourth proportional to 209,923.92, 289,466.33 and 141,822.63 is: 195,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,923.92 : 289,466.33 = 141,822.63 : x
  2. Step 2: Convert to fraction form
    209,923.92/289,466.33 = 141,822.63/x
  3. Step 3: Cross multiply
    209,923.92x = 289,466.33 × 141,822.63
  4. Step 4: Simplify right side
    209,923.92x = 41,052,875,507.93
  5. Step 5: Solve for x
    x = 41,052,875,507.93/209,923.92
  6. Step 6: Final answer
    x = 195,560.73

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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.