Home / 174,741.70-262,069.20-74,890.56

Finding the Fourth Proportional to 174,741.70, 262,069.20 and 74,890.56

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Solution

The fourth proportional to 174,741.70, 262,069.20 and 74,890.56 is: 112,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,741.70 : 262,069.20 = 74,890.56 : x
  2. Step 2: Convert to fraction form
    174,741.70/262,069.20 = 74,890.56/x
  3. Step 3: Cross multiply
    174,741.70x = 262,069.20 × 74,890.56
  4. Step 4: Simplify right side
    174,741.70x = 19,626,509,146.75
  5. Step 5: Solve for x
    x = 19,626,509,146.75/174,741.70
  6. Step 6: Final answer
    x = 112,317.26

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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.