Home / 164,028.80-226,493.88-103,696.76

Finding the Fourth Proportional to 164,028.80, 226,493.88 and 103,696.76

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Solution

The fourth proportional to 164,028.80, 226,493.88 and 103,696.76 is: 143,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,028.80 : 226,493.88 = 103,696.76 : x
  2. Step 2: Convert to fraction form
    164,028.80/226,493.88 = 103,696.76/x
  3. Step 3: Cross multiply
    164,028.80x = 226,493.88 × 103,696.76
  4. Step 4: Simplify right side
    164,028.80x = 23,486,681,515.83
  5. Step 5: Solve for x
    x = 23,486,681,515.83/164,028.80
  6. Step 6: Final answer
    x = 143,186.33

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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.