Home / 82,161.64-113,383.07-44,435.89

Finding the Fourth Proportional to 82,161.64, 113,383.07 and 44,435.89

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Solution

The fourth proportional to 82,161.64, 113,383.07 and 44,435.89 is: 61,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,161.64 : 113,383.07 = 44,435.89 : x
  2. Step 2: Convert to fraction form
    82,161.64/113,383.07 = 44,435.89/x
  3. Step 3: Cross multiply
    82,161.64x = 113,383.07 × 44,435.89
  4. Step 4: Simplify right side
    82,161.64x = 5,038,277,404.20
  5. Step 5: Solve for x
    x = 5,038,277,404.20/82,161.64
  6. Step 6: Final answer
    x = 61,321.53

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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.