Home / 96,759.04-145,143.96-30,208.36

Finding the Fourth Proportional to 96,759.04, 145,143.96 and 30,208.36

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Solution

The fourth proportional to 96,759.04, 145,143.96 and 30,208.36 is: 45,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,759.04 : 145,143.96 = 30,208.36 : x
  2. Step 2: Convert to fraction form
    96,759.04/145,143.96 = 30,208.36/x
  3. Step 3: Cross multiply
    96,759.04x = 145,143.96 × 30,208.36
  4. Step 4: Simplify right side
    96,759.04x = 4,384,560,995.51
  5. Step 5: Solve for x
    x = 4,384,560,995.51/96,759.04
  6. Step 6: Final answer
    x = 45,314.23

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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.