Home / 194,676.12-268,409.64-162,457.16

Finding the Fourth Proportional to 194,676.12, 268,409.64 and 162,457.16

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Solution

The fourth proportional to 194,676.12, 268,409.64 and 162,457.16 is: 223,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,676.12 : 268,409.64 = 162,457.16 : x
  2. Step 2: Convert to fraction form
    194,676.12/268,409.64 = 162,457.16/x
  3. Step 3: Cross multiply
    194,676.12x = 268,409.64 × 162,457.16
  4. Step 4: Simplify right side
    194,676.12x = 43,605,067,831.02
  5. Step 5: Solve for x
    x = 43,605,067,831.02/194,676.12
  6. Step 6: Final answer
    x = 223,987.76

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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.