Home / 158,890.12-238,334.88-40,561.42

Finding the Fourth Proportional to 158,890.12, 238,334.88 and 40,561.42

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Solution

The fourth proportional to 158,890.12, 238,334.88 and 40,561.42 is: 60,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,890.12 : 238,334.88 = 40,561.42 : x
  2. Step 2: Convert to fraction form
    158,890.12/238,334.88 = 40,561.42/x
  3. Step 3: Cross multiply
    158,890.12x = 238,334.88 × 40,561.42
  4. Step 4: Simplify right side
    158,890.12x = 9,667,201,168.33
  5. Step 5: Solve for x
    x = 9,667,201,168.33/158,890.12
  6. Step 6: Final answer
    x = 60,842.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.