Home / 244,915.20-367,286.40-87,148.80

Finding the Fourth Proportional to 244,915.20, 367,286.40 and 87,148.80

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Solution

The fourth proportional to 244,915.20, 367,286.40 and 87,148.80 is: 130,692.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,915.20 : 367,286.40 = 87,148.80 : x
  2. Step 2: Convert to fraction form
    244,915.20/367,286.40 = 87,148.80/x
  3. Step 3: Cross multiply
    244,915.20x = 367,286.40 × 87,148.80
  4. Step 4: Simplify right side
    244,915.20x = 32,008,569,016.32
  5. Step 5: Solve for x
    x = 32,008,569,016.32/244,915.20
  6. Step 6: Final answer
    x = 130,692.46

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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.