Home / 131,835.06-197,830.35-48,787.38

Finding the Fourth Proportional to 131,835.06, 197,830.35 and 48,787.38

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Solution

The fourth proportional to 131,835.06, 197,830.35 and 48,787.38 is: 73,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,835.06 : 197,830.35 = 48,787.38 : x
  2. Step 2: Convert to fraction form
    131,835.06/197,830.35 = 48,787.38/x
  3. Step 3: Cross multiply
    131,835.06x = 197,830.35 × 48,787.38
  4. Step 4: Simplify right side
    131,835.06x = 9,651,624,460.98
  5. Step 5: Solve for x
    x = 9,651,624,460.98/131,835.06
  6. Step 6: Final answer
    x = 73,209.85

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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.