Home / 236,081.09-354,017.45-67,563.05

Finding the Fourth Proportional to 236,081.09, 354,017.45 and 67,563.05

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Solution

The fourth proportional to 236,081.09, 354,017.45 and 67,563.05 is: 101,314.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,081.09 : 354,017.45 = 67,563.05 : x
  2. Step 2: Convert to fraction form
    236,081.09/354,017.45 = 67,563.05/x
  3. Step 3: Cross multiply
    236,081.09x = 354,017.45 × 67,563.05
  4. Step 4: Simplify right side
    236,081.09x = 23,918,497,074.04
  5. Step 5: Solve for x
    x = 23,918,497,074.04/236,081.09
  6. Step 6: Final answer
    x = 101,314.75

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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.