Home / 132,756.37-199,171.46-57,883.06

Finding the Fourth Proportional to 132,756.37, 199,171.46 and 57,883.06

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Solution

The fourth proportional to 132,756.37, 199,171.46 and 57,883.06 is: 86,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,756.37 : 199,171.46 = 57,883.06 : x
  2. Step 2: Convert to fraction form
    132,756.37/199,171.46 = 57,883.06/x
  3. Step 3: Cross multiply
    132,756.37x = 199,171.46 × 57,883.06
  4. Step 4: Simplify right side
    132,756.37x = 11,528,652,517.21
  5. Step 5: Solve for x
    x = 11,528,652,517.21/132,756.37
  6. Step 6: Final answer
    x = 86,840.67

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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.