Home / 195,064.54-269,114.88-144,199.40

Finding the Fourth Proportional to 195,064.54, 269,114.88 and 144,199.40

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Solution

The fourth proportional to 195,064.54, 269,114.88 and 144,199.40 is: 198,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,064.54 : 269,114.88 = 144,199.40 : x
  2. Step 2: Convert to fraction form
    195,064.54/269,114.88 = 144,199.40/x
  3. Step 3: Cross multiply
    195,064.54x = 269,114.88 × 144,199.40
  4. Step 4: Simplify right side
    195,064.54x = 38,806,204,227.07
  5. Step 5: Solve for x
    x = 38,806,204,227.07/195,064.54
  6. Step 6: Final answer
    x = 198,940.33

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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.