Home / 221,955.06-333,016.51-133,270.26

Finding the Fourth Proportional to 221,955.06, 333,016.51 and 133,270.26

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Solution

The fourth proportional to 221,955.06, 333,016.51 and 133,270.26 is: 199,955.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,955.06 : 333,016.51 = 133,270.26 : x
  2. Step 2: Convert to fraction form
    221,955.06/333,016.51 = 133,270.26/x
  3. Step 3: Cross multiply
    221,955.06x = 333,016.51 × 133,270.26
  4. Step 4: Simplify right side
    221,955.06x = 44,381,196,871.99
  5. Step 5: Solve for x
    x = 44,381,196,871.99/221,955.06
  6. Step 6: Final answer
    x = 199,955.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.