Home / 195,098.25-269,235.59-105,674.25

Finding the Fourth Proportional to 195,098.25, 269,235.59 and 105,674.25

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Solution

The fourth proportional to 195,098.25, 269,235.59 and 105,674.25 is: 145,830.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,098.25 : 269,235.59 = 105,674.25 : x
  2. Step 2: Convert to fraction form
    195,098.25/269,235.59 = 105,674.25/x
  3. Step 3: Cross multiply
    195,098.25x = 269,235.59 × 105,674.25
  4. Step 4: Simplify right side
    195,098.25x = 28,451,268,518.19
  5. Step 5: Solve for x
    x = 28,451,268,518.19/195,098.25
  6. Step 6: Final answer
    x = 145,830.47

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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.