Home / 166,964.58-230,434.74-103,322.88

Finding the Fourth Proportional to 166,964.58, 230,434.74 and 103,322.88

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Solution

The fourth proportional to 166,964.58, 230,434.74 and 103,322.88 is: 142,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,964.58 : 230,434.74 = 103,322.88 : x
  2. Step 2: Convert to fraction form
    166,964.58/230,434.74 = 103,322.88/x
  3. Step 3: Cross multiply
    166,964.58x = 230,434.74 × 103,322.88
  4. Step 4: Simplify right side
    166,964.58x = 23,809,180,988.85
  5. Step 5: Solve for x
    x = 23,809,180,988.85/166,964.58
  6. Step 6: Final answer
    x = 142,600.19

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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.