Home / 164,464.70-226,966.77-100,790.19

Finding the Fourth Proportional to 164,464.70, 226,966.77 and 100,790.19

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Solution

The fourth proportional to 164,464.70, 226,966.77 and 100,790.19 is: 139,093.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,464.70 : 226,966.77 = 100,790.19 : x
  2. Step 2: Convert to fraction form
    164,464.70/226,966.77 = 100,790.19/x
  3. Step 3: Cross multiply
    164,464.70x = 226,966.77 × 100,790.19
  4. Step 4: Simplify right side
    164,464.70x = 22,876,023,871.99
  5. Step 5: Solve for x
    x = 22,876,023,871.99/164,464.70
  6. Step 6: Final answer
    x = 139,093.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.