Home / 198,841.64-274,036.38-186,215.36

Finding the Fourth Proportional to 198,841.64, 274,036.38 and 186,215.36

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Solution

The fourth proportional to 198,841.64, 274,036.38 and 186,215.36 is: 256,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,841.64 : 274,036.38 = 186,215.36 : x
  2. Step 2: Convert to fraction form
    198,841.64/274,036.38 = 186,215.36/x
  3. Step 3: Cross multiply
    198,841.64x = 274,036.38 × 186,215.36
  4. Step 4: Simplify right side
    198,841.64x = 51,029,783,154.80
  5. Step 5: Solve for x
    x = 51,029,783,154.80/198,841.64
  6. Step 6: Final answer
    x = 256,635.30

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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.