Home / 131,557.48-197,348.67-36,787.66

Finding the Fourth Proportional to 131,557.48, 197,348.67 and 36,787.66

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Solution

The fourth proportional to 131,557.48, 197,348.67 and 36,787.66 is: 55,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,557.48 : 197,348.67 = 36,787.66 : x
  2. Step 2: Convert to fraction form
    131,557.48/197,348.67 = 36,787.66/x
  3. Step 3: Cross multiply
    131,557.48x = 197,348.67 × 36,787.66
  4. Step 4: Simplify right side
    131,557.48x = 7,259,994,786.67
  5. Step 5: Solve for x
    x = 7,259,994,786.67/131,557.48
  6. Step 6: Final answer
    x = 55,184.97

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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.