Home / 141,653.44-195,482.46-81,226.36

Finding the Fourth Proportional to 141,653.44, 195,482.46 and 81,226.36

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Solution

The fourth proportional to 141,653.44, 195,482.46 and 81,226.36 is: 112,092.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,653.44 : 195,482.46 = 81,226.36 : x
  2. Step 2: Convert to fraction form
    141,653.44/195,482.46 = 81,226.36/x
  3. Step 3: Cross multiply
    141,653.44x = 195,482.46 × 81,226.36
  4. Step 4: Simplify right side
    141,653.44x = 15,878,328,669.65
  5. Step 5: Solve for x
    x = 15,878,328,669.65/141,653.44
  6. Step 6: Final answer
    x = 112,092.79

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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.