Home / 116,542.67-174,814.00-77,090.56

Finding the Fourth Proportional to 116,542.67, 174,814.00 and 77,090.56

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Solution

The fourth proportional to 116,542.67, 174,814.00 and 77,090.56 is: 115,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,542.67 : 174,814.00 = 77,090.56 : x
  2. Step 2: Convert to fraction form
    116,542.67/174,814.00 = 77,090.56/x
  3. Step 3: Cross multiply
    116,542.67x = 174,814.00 × 77,090.56
  4. Step 4: Simplify right side
    116,542.67x = 13,476,508,474.50
  5. Step 5: Solve for x
    x = 13,476,508,474.50/116,542.67
  6. Step 6: Final answer
    x = 115,635.83

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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.