Home / 103,263.67-154,897.22-28,383.36

Finding the Fourth Proportional to 103,263.67, 154,897.22 and 28,383.36

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Solution

The fourth proportional to 103,263.67, 154,897.22 and 28,383.36 is: 42,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,263.67 : 154,897.22 = 28,383.36 : x
  2. Step 2: Convert to fraction form
    103,263.67/154,897.22 = 28,383.36/x
  3. Step 3: Cross multiply
    103,263.67x = 154,897.22 × 28,383.36
  4. Step 4: Simplify right side
    103,263.67x = 4,396,503,558.26
  5. Step 5: Solve for x
    x = 4,396,503,558.26/103,263.67
  6. Step 6: Final answer
    x = 42,575.51

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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.