Home / 86,008.56-118,729.44-50,184.96

Finding the Fourth Proportional to 86,008.56, 118,729.44 and 50,184.96

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Solution

The fourth proportional to 86,008.56, 118,729.44 and 50,184.96 is: 69,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,008.56 : 118,729.44 = 50,184.96 : x
  2. Step 2: Convert to fraction form
    86,008.56/118,729.44 = 50,184.96/x
  3. Step 3: Cross multiply
    86,008.56x = 118,729.44 × 50,184.96
  4. Step 4: Simplify right side
    86,008.56x = 5,958,432,197.22
  5. Step 5: Solve for x
    x = 5,958,432,197.22/86,008.56
  6. Step 6: Final answer
    x = 69,277.20

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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.