Home / 131,737.05-197,583.25-36,945.45

Finding the Fourth Proportional to 131,737.05, 197,583.25 and 36,945.45

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Solution

The fourth proportional to 131,737.05, 197,583.25 and 36,945.45 is: 55,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,737.05 : 197,583.25 = 36,945.45 : x
  2. Step 2: Convert to fraction form
    131,737.05/197,583.25 = 36,945.45/x
  3. Step 3: Cross multiply
    131,737.05x = 197,583.25 × 36,945.45
  4. Step 4: Simplify right side
    131,737.05x = 7,299,802,083.71
  5. Step 5: Solve for x
    x = 7,299,802,083.71/131,737.05
  6. Step 6: Final answer
    x = 55,411.91

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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.