Home / 95,132.54-131,283.87-57,399.50

Finding the Fourth Proportional to 95,132.54, 131,283.87 and 57,399.50

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Solution

The fourth proportional to 95,132.54, 131,283.87 and 57,399.50 is: 79,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,132.54 : 131,283.87 = 57,399.50 : x
  2. Step 2: Convert to fraction form
    95,132.54/131,283.87 = 57,399.50/x
  3. Step 3: Cross multiply
    95,132.54x = 131,283.87 × 57,399.50
  4. Step 4: Simplify right side
    95,132.54x = 7,535,628,496.07
  5. Step 5: Solve for x
    x = 7,535,628,496.07/95,132.54
  6. Step 6: Final answer
    x = 79,211.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.