Home / 283,615.20-425,480.40-96,645.60

Finding the Fourth Proportional to 283,615.20, 425,480.40 and 96,645.60

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Solution

The fourth proportional to 283,615.20, 425,480.40 and 96,645.60 is: 144,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,615.20 : 425,480.40 = 96,645.60 : x
  2. Step 2: Convert to fraction form
    283,615.20/425,480.40 = 96,645.60/x
  3. Step 3: Cross multiply
    283,615.20x = 425,480.40 × 96,645.60
  4. Step 4: Simplify right side
    283,615.20x = 41,120,808,546.24
  5. Step 5: Solve for x
    x = 41,120,808,546.24/283,615.20
  6. Step 6: Final answer
    x = 144,988.03

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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.