Home / 210,958.94-291,122.26-114,162.72

Finding the Fourth Proportional to 210,958.94, 291,122.26 and 114,162.72

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Solution

The fourth proportional to 210,958.94, 291,122.26 and 114,162.72 is: 157,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,958.94 : 291,122.26 = 114,162.72 : x
  2. Step 2: Convert to fraction form
    210,958.94/291,122.26 = 114,162.72/x
  3. Step 3: Cross multiply
    210,958.94x = 291,122.26 × 114,162.72
  4. Step 4: Simplify right side
    210,958.94x = 33,235,309,054.15
  5. Step 5: Solve for x
    x = 33,235,309,054.15/210,958.94
  6. Step 6: Final answer
    x = 157,543.97

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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.