Home / 194,861.84-269,091.06-143,423.60

Finding the Fourth Proportional to 194,861.84, 269,091.06 and 143,423.60

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Solution

The fourth proportional to 194,861.84, 269,091.06 and 143,423.60 is: 198,058.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,861.84 : 269,091.06 = 143,423.60 : x
  2. Step 2: Convert to fraction form
    194,861.84/269,091.06 = 143,423.60/x
  3. Step 3: Cross multiply
    194,861.84x = 269,091.06 × 143,423.60
  4. Step 4: Simplify right side
    194,861.84x = 38,594,008,553.02
  5. Step 5: Solve for x
    x = 38,594,008,553.02/194,861.84
  6. Step 6: Final answer
    x = 198,058.32

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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.