Home / 213,457.14-294,568.14-117,961.79

Finding the Fourth Proportional to 213,457.14, 294,568.14 and 117,961.79

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Solution

The fourth proportional to 213,457.14, 294,568.14 and 117,961.79 is: 162,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,457.14 : 294,568.14 = 117,961.79 : x
  2. Step 2: Convert to fraction form
    213,457.14/294,568.14 = 117,961.79/x
  3. Step 3: Cross multiply
    213,457.14x = 294,568.14 × 117,961.79
  4. Step 4: Simplify right side
    213,457.14x = 34,747,784,040.89
  5. Step 5: Solve for x
    x = 34,747,784,040.89/213,457.14
  6. Step 6: Final answer
    x = 162,785.77

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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.