Home / 212,845.96-293,729.41-117,356.05

Finding the Fourth Proportional to 212,845.96, 293,729.41 and 117,356.05

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Solution

The fourth proportional to 212,845.96, 293,729.41 and 117,356.05 is: 161,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,845.96 : 293,729.41 = 117,356.05 : x
  2. Step 2: Convert to fraction form
    212,845.96/293,729.41 = 117,356.05/x
  3. Step 3: Cross multiply
    212,845.96x = 293,729.41 × 117,356.05
  4. Step 4: Simplify right side
    212,845.96x = 34,470,923,326.43
  5. Step 5: Solve for x
    x = 34,470,923,326.43/212,845.96
  6. Step 6: Final answer
    x = 161,952.44

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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.