Home / 131,038.96-196,557.36-37,544.80

Finding the Fourth Proportional to 131,038.96, 196,557.36 and 37,544.80

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Solution

The fourth proportional to 131,038.96, 196,557.36 and 37,544.80 is: 56,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,038.96 : 196,557.36 = 37,544.80 : x
  2. Step 2: Convert to fraction form
    131,038.96/196,557.36 = 37,544.80/x
  3. Step 3: Cross multiply
    131,038.96x = 196,557.36 × 37,544.80
  4. Step 4: Simplify right side
    131,038.96x = 7,379,706,769.73
  5. Step 5: Solve for x
    x = 7,379,706,769.73/131,038.96
  6. Step 6: Final answer
    x = 56,316.89

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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.