Home / 131,444.94-197,178.33-52,516.14

Finding the Fourth Proportional to 131,444.94, 197,178.33 and 52,516.14

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Solution

The fourth proportional to 131,444.94, 197,178.33 and 52,516.14 is: 78,778.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,444.94 : 197,178.33 = 52,516.14 : x
  2. Step 2: Convert to fraction form
    131,444.94/197,178.33 = 52,516.14/x
  3. Step 3: Cross multiply
    131,444.94x = 197,178.33 × 52,516.14
  4. Step 4: Simplify right side
    131,444.94x = 10,355,044,783.25
  5. Step 5: Solve for x
    x = 10,355,044,783.25/131,444.94
  6. Step 6: Final answer
    x = 78,778.57

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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.