Home / 89,072.33-122,933.70-50,831.82

Finding the Fourth Proportional to 89,072.33, 122,933.70 and 50,831.82

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Solution

The fourth proportional to 89,072.33, 122,933.70 and 50,831.82 is: 70,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072.33 : 122,933.70 = 50,831.82 : x
  2. Step 2: Convert to fraction form
    89,072.33/122,933.70 = 50,831.82/x
  3. Step 3: Cross multiply
    89,072.33x = 122,933.70 × 50,831.82
  4. Step 4: Simplify right side
    89,072.33x = 6,248,943,710.33
  5. Step 5: Solve for x
    x = 6,248,943,710.33/89,072.33
  6. Step 6: Final answer
    x = 70,155.84

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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.