Home / 195,114.24-269,257.68-105,690.24

Finding the Fourth Proportional to 195,114.24, 269,257.68 and 105,690.24

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Solution

The fourth proportional to 195,114.24, 269,257.68 and 105,690.24 is: 145,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,114.24 : 269,257.68 = 105,690.24 : x
  2. Step 2: Convert to fraction form
    195,114.24/269,257.68 = 105,690.24/x
  3. Step 3: Cross multiply
    195,114.24x = 269,257.68 × 105,690.24
  4. Step 4: Simplify right side
    195,114.24x = 28,457,908,821.04
  5. Step 5: Solve for x
    x = 28,457,908,821.04/195,114.24
  6. Step 6: Final answer
    x = 145,852.55

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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.