Home / 85,630.03-118,091.38-73,526.73

Finding the Fourth Proportional to 85,630.03, 118,091.38 and 73,526.73

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Solution

The fourth proportional to 85,630.03, 118,091.38 and 73,526.73 is: 101,399.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,630.03 : 118,091.38 = 73,526.73 : x
  2. Step 2: Convert to fraction form
    85,630.03/118,091.38 = 73,526.73/x
  3. Step 3: Cross multiply
    85,630.03x = 118,091.38 × 73,526.73
  4. Step 4: Simplify right side
    85,630.03x = 8,682,873,012.59
  5. Step 5: Solve for x
    x = 8,682,873,012.59/85,630.03
  6. Step 6: Final answer
    x = 101,399.86

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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.