Home / 86,098.75-118,777.89-50,272.95

Finding the Fourth Proportional to 86,098.75, 118,777.89 and 50,272.95

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Solution

The fourth proportional to 86,098.75, 118,777.89 and 50,272.95 is: 69,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,098.75 : 118,777.89 = 50,272.95 : x
  2. Step 2: Convert to fraction form
    86,098.75/118,777.89 = 50,272.95/x
  3. Step 3: Cross multiply
    86,098.75x = 118,777.89 × 50,272.95
  4. Step 4: Simplify right side
    86,098.75x = 5,971,315,559.02
  5. Step 5: Solve for x
    x = 5,971,315,559.02/86,098.75
  6. Step 6: Final answer
    x = 69,354.27

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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.