Home / 68,698.08-94,804.90-38,481.84

Finding the Fourth Proportional to 68,698.08, 94,804.90 and 38,481.84

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Solution

The fourth proportional to 68,698.08, 94,804.90 and 38,481.84 is: 53,105.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,698.08 : 94,804.90 = 38,481.84 : x
  2. Step 2: Convert to fraction form
    68,698.08/94,804.90 = 38,481.84/x
  3. Step 3: Cross multiply
    68,698.08x = 94,804.90 × 38,481.84
  4. Step 4: Simplify right side
    68,698.08x = 3,648,266,896.81
  5. Step 5: Solve for x
    x = 3,648,266,896.81/68,698.08
  6. Step 6: Final answer
    x = 53,105.81

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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.