Home / 76,927.77-106,076.63-50,020.38

Finding the Fourth Proportional to 76,927.77, 106,076.63 and 50,020.38

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Solution

The fourth proportional to 76,927.77, 106,076.63 and 50,020.38 is: 68,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,927.77 : 106,076.63 = 50,020.38 : x
  2. Step 2: Convert to fraction form
    76,927.77/106,076.63 = 50,020.38/x
  3. Step 3: Cross multiply
    76,927.77x = 106,076.63 × 50,020.38
  4. Step 4: Simplify right side
    76,927.77x = 5,305,992,787.62
  5. Step 5: Solve for x
    x = 5,305,992,787.62/76,927.77
  6. Step 6: Final answer
    x = 68,973.70

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1.5x scale

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.