Home / 54,769.23-82,153.85-19,707.98

Finding the Fourth Proportional to 54,769.23, 82,153.85 and 19,707.98

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Solution

The fourth proportional to 54,769.23, 82,153.85 and 19,707.98 is: 29,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,769.23 : 82,153.85 = 19,707.98 : x
  2. Step 2: Convert to fraction form
    54,769.23/82,153.85 = 19,707.98/x
  3. Step 3: Cross multiply
    54,769.23x = 82,153.85 × 19,707.98
  4. Step 4: Simplify right side
    54,769.23x = 1,619,085,923.41
  5. Step 5: Solve for x
    x = 1,619,085,923.41/54,769.23
  6. Step 6: Final answer
    x = 29,561.96

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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.