Home / 70,683.01-97,542.77-38,855.17

Finding the Fourth Proportional to 70,683.01, 97,542.77 and 38,855.17

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Solution

The fourth proportional to 70,683.01, 97,542.77 and 38,855.17 is: 53,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683.01 : 97,542.77 = 38,855.17 : x
  2. Step 2: Convert to fraction form
    70,683.01/97,542.77 = 38,855.17/x
  3. Step 3: Cross multiply
    70,683.01x = 97,542.77 × 38,855.17
  4. Step 4: Simplify right side
    70,683.01x = 3,790,040,910.62
  5. Step 5: Solve for x
    x = 3,790,040,910.62/70,683.01
  6. Step 6: Final answer
    x = 53,620.25

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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.