Home / 116,516.08-174,372.53-71,507.56

Finding the Fourth Proportional to 116,516.08, 174,372.53 and 71,507.56

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Solution

The fourth proportional to 116,516.08, 174,372.53 and 71,507.56 is: 107,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,516.08 : 174,372.53 = 71,507.56 : x
  2. Step 2: Convert to fraction form
    116,516.08/174,372.53 = 71,507.56/x
  3. Step 3: Cross multiply
    116,516.08x = 174,372.53 × 71,507.56
  4. Step 4: Simplify right side
    116,516.08x = 12,468,954,151.33
  5. Step 5: Solve for x
    x = 12,468,954,151.33/116,516.08
  6. Step 6: Final answer
    x = 107,014.88

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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.