Home / 221,083.32-304,786.05-186,954.89

Finding the Fourth Proportional to 221,083.32, 304,786.05 and 186,954.89

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Solution

The fourth proportional to 221,083.32, 304,786.05 and 186,954.89 is: 257,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,083.32 : 304,786.05 = 186,954.89 : x
  2. Step 2: Convert to fraction form
    221,083.32/304,786.05 = 186,954.89/x
  3. Step 3: Cross multiply
    221,083.32x = 304,786.05 × 186,954.89
  4. Step 4: Simplify right side
    221,083.32x = 56,981,240,927.35
  5. Step 5: Solve for x
    x = 56,981,240,927.35/221,083.32
  6. Step 6: Final answer
    x = 257,736.50

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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.