Home / 96,968.28-145,448.19-30,406.89

Finding the Fourth Proportional to 96,968.28, 145,448.19 and 30,406.89

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Solution

The fourth proportional to 96,968.28, 145,448.19 and 30,406.89 is: 45,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,968.28 : 145,448.19 = 30,406.89 : x
  2. Step 2: Convert to fraction form
    96,968.28/145,448.19 = 30,406.89/x
  3. Step 3: Cross multiply
    96,968.28x = 145,448.19 × 30,406.89
  4. Step 4: Simplify right side
    96,968.28x = 4,422,627,114.03
  5. Step 5: Solve for x
    x = 4,422,627,114.03/96,968.28
  6. Step 6: Final answer
    x = 45,609.01

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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.