Home / 174,742.20-262,307.70-108,257.40

Finding the Fourth Proportional to 174,742.20, 262,307.70 and 108,257.40

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Solution

The fourth proportional to 174,742.20, 262,307.70 and 108,257.40 is: 162,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,742.20 : 262,307.70 = 108,257.40 : x
  2. Step 2: Convert to fraction form
    174,742.20/262,307.70 = 108,257.40/x
  3. Step 3: Cross multiply
    174,742.20x = 262,307.70 × 108,257.40
  4. Step 4: Simplify right side
    174,742.20x = 28,396,749,601.98
  5. Step 5: Solve for x
    x = 28,396,749,601.98/174,742.20
  6. Step 6: Final answer
    x = 162,506.54

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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.