Home / 190,157.40-262,435.14-113,676.75

Finding the Fourth Proportional to 190,157.40, 262,435.14 and 113,676.75

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Solution

The fourth proportional to 190,157.40, 262,435.14 and 113,676.75 is: 156,884.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,157.40 : 262,435.14 = 113,676.75 : x
  2. Step 2: Convert to fraction form
    190,157.40/262,435.14 = 113,676.75/x
  3. Step 3: Cross multiply
    190,157.40x = 262,435.14 × 113,676.75
  4. Step 4: Simplify right side
    190,157.40x = 29,832,773,801.00
  5. Step 5: Solve for x
    x = 29,832,773,801.00/190,157.40
  6. Step 6: Final answer
    x = 156,884.63

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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.