Home / 263,031.32-363,005.34-161,056.28

Finding the Fourth Proportional to 263,031.32, 363,005.34 and 161,056.28

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Solution

The fourth proportional to 263,031.32, 363,005.34 and 161,056.28 is: 222,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,031.32 : 363,005.34 = 161,056.28 : x
  2. Step 2: Convert to fraction form
    263,031.32/363,005.34 = 161,056.28/x
  3. Step 3: Cross multiply
    263,031.32x = 363,005.34 × 161,056.28
  4. Step 4: Simplify right side
    263,031.32x = 58,464,289,680.54
  5. Step 5: Solve for x
    x = 58,464,289,680.54/263,031.32
  6. Step 6: Final answer
    x = 222,271.21

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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.