Home / 96,231.02-144,429.60-85,020.83

Finding the Fourth Proportional to 96,231.02, 144,429.60 and 85,020.83

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Solution

The fourth proportional to 96,231.02, 144,429.60 and 85,020.83 is: 127,604.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,231.02 : 144,429.60 = 85,020.83 : x
  2. Step 2: Convert to fraction form
    96,231.02/144,429.60 = 85,020.83/x
  3. Step 3: Cross multiply
    96,231.02x = 144,429.60 × 85,020.83
  4. Step 4: Simplify right side
    96,231.02x = 12,279,523,746.42
  5. Step 5: Solve for x
    x = 12,279,523,746.42/96,231.02
  6. Step 6: Final answer
    x = 127,604.64

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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.