Home / 76,098.51-114,147.68-29,318.67

Finding the Fourth Proportional to 76,098.51, 114,147.68 and 29,318.67

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Solution

The fourth proportional to 76,098.51, 114,147.68 and 29,318.67 is: 43,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,098.51 : 114,147.68 = 29,318.67 : x
  2. Step 2: Convert to fraction form
    76,098.51/114,147.68 = 29,318.67/x
  3. Step 3: Cross multiply
    76,098.51x = 114,147.68 × 29,318.67
  4. Step 4: Simplify right side
    76,098.51x = 3,346,658,014.59
  5. Step 5: Solve for x
    x = 3,346,658,014.59/76,098.51
  6. Step 6: Final answer
    x = 43,977.97

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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.