Home / 131,940.48-197,703.12-102,027.84

Finding the Fourth Proportional to 131,940.48, 197,703.12 and 102,027.84

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Solution

The fourth proportional to 131,940.48, 197,703.12 and 102,027.84 is: 152,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,940.48 : 197,703.12 = 102,027.84 : x
  2. Step 2: Convert to fraction form
    131,940.48/197,703.12 = 102,027.84/x
  3. Step 3: Cross multiply
    131,940.48x = 197,703.12 × 102,027.84
  4. Step 4: Simplify right side
    131,940.48x = 20,171,222,294.86
  5. Step 5: Solve for x
    x = 20,171,222,294.86/131,940.48
  6. Step 6: Final answer
    x = 152,881.23

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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.