Home / 62,433.33-93,630.47-20,870.61

Finding the Fourth Proportional to 62,433.33, 93,630.47 and 20,870.61

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Solution

The fourth proportional to 62,433.33, 93,630.47 and 20,870.61 is: 31,299.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,433.33 : 93,630.47 = 20,870.61 : x
  2. Step 2: Convert to fraction form
    62,433.33/93,630.47 = 20,870.61/x
  3. Step 3: Cross multiply
    62,433.33x = 93,630.47 × 20,870.61
  4. Step 4: Simplify right side
    62,433.33x = 1,954,124,450.98
  5. Step 5: Solve for x
    x = 1,954,124,450.98/62,433.33
  6. Step 6: Final answer
    x = 31,299.38

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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.