Home / 174,876.42-262,397.61-90,620.83

Finding the Fourth Proportional to 174,876.42, 262,397.61 and 90,620.83

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Solution

The fourth proportional to 174,876.42, 262,397.61 and 90,620.83 is: 135,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,876.42 : 262,397.61 = 90,620.83 : x
  2. Step 2: Convert to fraction form
    174,876.42/262,397.61 = 90,620.83/x
  3. Step 3: Cross multiply
    174,876.42x = 262,397.61 × 90,620.83
  4. Step 4: Simplify right side
    174,876.42x = 23,778,689,208.22
  5. Step 5: Solve for x
    x = 23,778,689,208.22/174,876.42
  6. Step 6: Final answer
    x = 135,974.25

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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.