Home / 86,032.44-118,728.09-47,794.86

Finding the Fourth Proportional to 86,032.44, 118,728.09 and 47,794.86

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Solution

The fourth proportional to 86,032.44, 118,728.09 and 47,794.86 is: 65,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,032.44 : 118,728.09 = 47,794.86 : x
  2. Step 2: Convert to fraction form
    86,032.44/118,728.09 = 47,794.86/x
  3. Step 3: Cross multiply
    86,032.44x = 118,728.09 × 47,794.86
  4. Step 4: Simplify right side
    86,032.44x = 5,674,592,439.62
  5. Step 5: Solve for x
    x = 5,674,592,439.62/86,032.44
  6. Step 6: Final answer
    x = 65,958.75

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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.