Home / 68,608.37-94,665.12-40,303.73

Finding the Fourth Proportional to 68,608.37, 94,665.12 and 40,303.73

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Solution

The fourth proportional to 68,608.37, 94,665.12 and 40,303.73 is: 55,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,608.37 : 94,665.12 = 40,303.73 : x
  2. Step 2: Convert to fraction form
    68,608.37/94,665.12 = 40,303.73/x
  3. Step 3: Cross multiply
    68,608.37x = 94,665.12 × 40,303.73
  4. Step 4: Simplify right side
    68,608.37x = 3,815,357,436.90
  5. Step 5: Solve for x
    x = 3,815,357,436.90/68,608.37
  6. Step 6: Final answer
    x = 55,610.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.