Home / 211,356.81-291,675.96-114,563.73

Finding the Fourth Proportional to 211,356.81, 291,675.96 and 114,563.73

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Solution

The fourth proportional to 211,356.81, 291,675.96 and 114,563.73 is: 158,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,356.81 : 291,675.96 = 114,563.73 : x
  2. Step 2: Convert to fraction form
    211,356.81/291,675.96 = 114,563.73/x
  3. Step 3: Cross multiply
    211,356.81x = 291,675.96 × 114,563.73
  4. Step 4: Simplify right side
    211,356.81x = 33,415,485,928.93
  5. Step 5: Solve for x
    x = 33,415,485,928.93/211,356.81
  6. Step 6: Final answer
    x = 158,099.88

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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.