Home / 221,995.12-333,076.57-133,310.45

Finding the Fourth Proportional to 221,995.12, 333,076.57 and 133,310.45

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Solution

The fourth proportional to 221,995.12, 333,076.57 and 133,310.45 is: 200,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,995.12 : 333,076.57 = 133,310.45 : x
  2. Step 2: Convert to fraction form
    221,995.12/333,076.57 = 133,310.45/x
  3. Step 3: Cross multiply
    221,995.12x = 333,076.57 × 133,310.45
  4. Step 4: Simplify right side
    221,995.12x = 44,402,587,431.16
  5. Step 5: Solve for x
    x = 44,402,587,431.16/221,995.12
  6. Step 6: Final answer
    x = 200,016.05

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1.5x scale

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.