Home / 146,541.76-202,231.89-82,878.19

Finding the Fourth Proportional to 146,541.76, 202,231.89 and 82,878.19

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Solution

The fourth proportional to 146,541.76, 202,231.89 and 82,878.19 is: 114,374.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,541.76 : 202,231.89 = 82,878.19 : x
  2. Step 2: Convert to fraction form
    146,541.76/202,231.89 = 82,878.19/x
  3. Step 3: Cross multiply
    146,541.76x = 202,231.89 × 82,878.19
  4. Step 4: Simplify right side
    146,541.76x = 16,760,612,497.90
  5. Step 5: Solve for x
    x = 16,760,612,497.90/146,541.76
  6. Step 6: Final answer
    x = 114,374.31

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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.