Home / 55,233.84-82,850.94-21,953.69

Finding the Fourth Proportional to 55,233.84, 82,850.94 and 21,953.69

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Solution

The fourth proportional to 55,233.84, 82,850.94 and 21,953.69 is: 32,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,233.84 : 82,850.94 = 21,953.69 : x
  2. Step 2: Convert to fraction form
    55,233.84/82,850.94 = 21,953.69/x
  3. Step 3: Cross multiply
    55,233.84x = 82,850.94 × 21,953.69
  4. Step 4: Simplify right side
    55,233.84x = 1,818,883,438.71
  5. Step 5: Solve for x
    x = 1,818,883,438.71/55,233.84
  6. Step 6: Final answer
    x = 32,930.60

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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.