Home / 226,282.37-312,234.98-130,770.63

Finding the Fourth Proportional to 226,282.37, 312,234.98 and 130,770.63

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Solution

The fourth proportional to 226,282.37, 312,234.98 and 130,770.63 is: 180,443.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,282.37 : 312,234.98 = 130,770.63 : x
  2. Step 2: Convert to fraction form
    226,282.37/312,234.98 = 130,770.63/x
  3. Step 3: Cross multiply
    226,282.37x = 312,234.98 × 130,770.63
  4. Step 4: Simplify right side
    226,282.37x = 40,831,165,369.56
  5. Step 5: Solve for x
    x = 40,831,165,369.56/226,282.37
  6. Step 6: Final answer
    x = 180,443.43

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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.