Home / 158,889.84-238,334.55-40,561.20

Finding the Fourth Proportional to 158,889.84, 238,334.55 and 40,561.20

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Solution

The fourth proportional to 158,889.84, 238,334.55 and 40,561.20 is: 60,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,889.84 : 238,334.55 = 40,561.20 : x
  2. Step 2: Convert to fraction form
    158,889.84/238,334.55 = 40,561.20/x
  3. Step 3: Cross multiply
    158,889.84x = 238,334.55 × 40,561.20
  4. Step 4: Simplify right side
    158,889.84x = 9,667,135,349.46
  5. Step 5: Solve for x
    x = 9,667,135,349.46/158,889.84
  6. Step 6: Final answer
    x = 60,841.75

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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.