Home / 173,328.44-238,961.94-137,636.60

Finding the Fourth Proportional to 173,328.44, 238,961.94 and 137,636.60

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Solution

The fourth proportional to 173,328.44, 238,961.94 and 137,636.60 is: 189,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,328.44 : 238,961.94 = 137,636.60 : x
  2. Step 2: Convert to fraction form
    173,328.44/238,961.94 = 137,636.60/x
  3. Step 3: Cross multiply
    173,328.44x = 238,961.94 × 137,636.60
  4. Step 4: Simplify right side
    173,328.44x = 32,889,908,951.00
  5. Step 5: Solve for x
    x = 32,889,908,951.00/173,328.44
  6. Step 6: Final answer
    x = 189,754.83

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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.