Home / 174,774.40-262,163.04-108,407.68

Finding the Fourth Proportional to 174,774.40, 262,163.04 and 108,407.68

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Solution

The fourth proportional to 174,774.40, 262,163.04 and 108,407.68 is: 162,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,774.40 : 262,163.04 = 108,407.68 : x
  2. Step 2: Convert to fraction form
    174,774.40/262,163.04 = 108,407.68/x
  3. Step 3: Cross multiply
    174,774.40x = 262,163.04 × 108,407.68
  4. Step 4: Simplify right side
    174,774.40x = 28,420,486,948.15
  5. Step 5: Solve for x
    x = 28,420,486,948.15/174,774.40
  6. Step 6: Final answer
    x = 162,612.41

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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.