Home / 103,010.34-154,584.76-36,450.20

Finding the Fourth Proportional to 103,010.34, 154,584.76 and 36,450.20

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Solution

The fourth proportional to 103,010.34, 154,584.76 and 36,450.20 is: 54,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,010.34 : 154,584.76 = 36,450.20 : x
  2. Step 2: Convert to fraction form
    103,010.34/154,584.76 = 36,450.20/x
  3. Step 3: Cross multiply
    103,010.34x = 154,584.76 × 36,450.20
  4. Step 4: Simplify right side
    103,010.34x = 5,634,645,418.95
  5. Step 5: Solve for x
    x = 5,634,645,418.95/103,010.34
  6. Step 6: Final answer
    x = 54,699.80

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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.