Home / 195,880.73-293,857.97-139,581.18

Finding the Fourth Proportional to 195,880.73, 293,857.97 and 139,581.18

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Solution

The fourth proportional to 195,880.73, 293,857.97 and 139,581.18 is: 209,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,880.73 : 293,857.97 = 139,581.18 : x
  2. Step 2: Convert to fraction form
    195,880.73/293,857.97 = 139,581.18/x
  3. Step 3: Cross multiply
    195,880.73x = 293,857.97 × 139,581.18
  4. Step 4: Simplify right side
    195,880.73x = 41,017,041,507.10
  5. Step 5: Solve for x
    x = 41,017,041,507.10/195,880.73
  6. Step 6: Final answer
    x = 209,398.05

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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.