Home / 263,764.89-395,647.83-64,085.45

Finding the Fourth Proportional to 263,764.89, 395,647.83 and 64,085.45

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Solution

The fourth proportional to 263,764.89, 395,647.83 and 64,085.45 is: 96,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,764.89 : 395,647.83 = 64,085.45 : x
  2. Step 2: Convert to fraction form
    263,764.89/395,647.83 = 64,085.45/x
  3. Step 3: Cross multiply
    263,764.89x = 395,647.83 × 64,085.45
  4. Step 4: Simplify right side
    263,764.89x = 25,355,267,248.83
  5. Step 5: Solve for x
    x = 25,355,267,248.83/263,764.89
  6. Step 6: Final answer
    x = 96,128.29

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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.