Home / 96,809.40-145,208.86-30,241.88

Finding the Fourth Proportional to 96,809.40, 145,208.86 and 30,241.88

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Solution

The fourth proportional to 96,809.40, 145,208.86 and 30,241.88 is: 45,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,809.40 : 145,208.86 = 30,241.88 : x
  2. Step 2: Convert to fraction form
    96,809.40/145,208.86 = 30,241.88/x
  3. Step 3: Cross multiply
    96,809.40x = 145,208.86 × 30,241.88
  4. Step 4: Simplify right side
    96,809.40x = 4,391,388,919.06
  5. Step 5: Solve for x
    x = 4,391,388,919.06/96,809.40
  6. Step 6: Final answer
    x = 45,361.18

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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.