Home / 103,010.33-154,584.75-36,450.20

Finding the Fourth Proportional to 103,010.33, 154,584.75 and 36,450.20

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Solution

The fourth proportional to 103,010.33, 154,584.75 and 36,450.20 is: 54,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,010.33 : 154,584.75 = 36,450.20 : x
  2. Step 2: Convert to fraction form
    103,010.33/154,584.75 = 36,450.20/x
  3. Step 3: Cross multiply
    103,010.33x = 154,584.75 × 36,450.20
  4. Step 4: Simplify right side
    103,010.33x = 5,634,645,054.45
  5. Step 5: Solve for x
    x = 5,634,645,054.45/103,010.33
  6. Step 6: Final answer
    x = 54,699.81

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1.5x scale

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.