Home / 174,742.60-261,720.24-104,474.56

Finding the Fourth Proportional to 174,742.60, 261,720.24 and 104,474.56

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Solution

The fourth proportional to 174,742.60, 261,720.24 and 104,474.56 is: 156,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,742.60 : 261,720.24 = 104,474.56 : x
  2. Step 2: Convert to fraction form
    174,742.60/261,720.24 = 104,474.56/x
  3. Step 3: Cross multiply
    174,742.60x = 261,720.24 × 104,474.56
  4. Step 4: Simplify right side
    174,742.60x = 27,343,106,917.09
  5. Step 5: Solve for x
    x = 27,343,106,917.09/174,742.60
  6. Step 6: Final answer
    x = 156,476.48

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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.