Home / 263,500.02-395,260.98-76,511.52

Finding the Fourth Proportional to 263,500.02, 395,260.98 and 76,511.52

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Solution

The fourth proportional to 263,500.02, 395,260.98 and 76,511.52 is: 114,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,500.02 : 395,260.98 = 76,511.52 : x
  2. Step 2: Convert to fraction form
    263,500.02/395,260.98 = 76,511.52/x
  3. Step 3: Cross multiply
    263,500.02x = 395,260.98 × 76,511.52
  4. Step 4: Simplify right side
    263,500.02x = 30,242,018,376.49
  5. Step 5: Solve for x
    x = 30,242,018,376.49/263,500.02
  6. Step 6: Final answer
    x = 114,770.46

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1.5x scale

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.