Home / 141,258.03-194,854.64-84,636.60

Finding the Fourth Proportional to 141,258.03, 194,854.64 and 84,636.60

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Solution

The fourth proportional to 141,258.03, 194,854.64 and 84,636.60 is: 116,749.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,258.03 : 194,854.64 = 84,636.60 : x
  2. Step 2: Convert to fraction form
    141,258.03/194,854.64 = 84,636.60/x
  3. Step 3: Cross multiply
    141,258.03x = 194,854.64 × 84,636.60
  4. Step 4: Simplify right side
    141,258.03x = 16,491,833,800.64
  5. Step 5: Solve for x
    x = 16,491,833,800.64/141,258.03
  6. Step 6: Final answer
    x = 116,749.71

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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.