Home / 69,842.18-96,383.14-39,625.22

Finding the Fourth Proportional to 69,842.18, 96,383.14 and 39,625.22

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Solution

The fourth proportional to 69,842.18, 96,383.14 and 39,625.22 is: 54,683.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,842.18 : 96,383.14 = 39,625.22 : x
  2. Step 2: Convert to fraction form
    69,842.18/96,383.14 = 39,625.22/x
  3. Step 3: Cross multiply
    69,842.18x = 96,383.14 × 39,625.22
  4. Step 4: Simplify right side
    69,842.18x = 3,819,203,126.79
  5. Step 5: Solve for x
    x = 3,819,203,126.79/69,842.18
  6. Step 6: Final answer
    x = 54,683.33

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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.