Home / 59,923.94-89,896.50-20,471.81

Finding the Fourth Proportional to 59,923.94, 89,896.50 and 20,471.81

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Solution

The fourth proportional to 59,923.94, 89,896.50 and 20,471.81 is: 30,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,923.94 : 89,896.50 = 20,471.81 : x
  2. Step 2: Convert to fraction form
    59,923.94/89,896.50 = 20,471.81/x
  3. Step 3: Cross multiply
    59,923.94x = 89,896.50 × 20,471.81
  4. Step 4: Simplify right side
    59,923.94x = 1,840,343,618.18
  5. Step 5: Solve for x
    x = 1,840,343,618.18/59,923.94
  6. Step 6: Final answer
    x = 30,711.33

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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.