Home / 131,968.80-197,745.53-102,056.31

Finding the Fourth Proportional to 131,968.80, 197,745.53 and 102,056.31

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Solution

The fourth proportional to 131,968.80, 197,745.53 and 102,056.31 is: 152,923.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,968.80 : 197,745.53 = 102,056.31 : x
  2. Step 2: Convert to fraction form
    131,968.80/197,745.53 = 102,056.31/x
  3. Step 3: Cross multiply
    131,968.80x = 197,745.53 × 102,056.31
  4. Step 4: Simplify right side
    131,968.80x = 20,181,178,600.51
  5. Step 5: Solve for x
    x = 20,181,178,600.51/131,968.80
  6. Step 6: Final answer
    x = 152,923.86

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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.