Home / 106,550.14-159,783.64-39,953.98

Finding the Fourth Proportional to 106,550.14, 159,783.64 and 39,953.98

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Solution

The fourth proportional to 106,550.14, 159,783.64 and 39,953.98 is: 59,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,550.14 : 159,783.64 = 39,953.98 : x
  2. Step 2: Convert to fraction form
    106,550.14/159,783.64 = 39,953.98/x
  3. Step 3: Cross multiply
    106,550.14x = 159,783.64 × 39,953.98
  4. Step 4: Simplify right side
    106,550.14x = 6,383,992,356.89
  5. Step 5: Solve for x
    x = 6,383,992,356.89/106,550.14
  6. Step 6: Final answer
    x = 59,915.38

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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.