Home / 68,485.32-94,509.74-41,622.81

Finding the Fourth Proportional to 68,485.32, 94,509.74 and 41,622.81

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Solution

The fourth proportional to 68,485.32, 94,509.74 and 41,622.81 is: 57,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,485.32 : 94,509.74 = 41,622.81 : x
  2. Step 2: Convert to fraction form
    68,485.32/94,509.74 = 41,622.81/x
  3. Step 3: Cross multiply
    68,485.32x = 94,509.74 × 41,622.81
  4. Step 4: Simplify right side
    68,485.32x = 3,933,760,743.06
  5. Step 5: Solve for x
    x = 3,933,760,743.06/68,485.32
  6. Step 6: Final answer
    x = 57,439.47

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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.