Home / 70,636.58-97,480.26-38,808.44

Finding the Fourth Proportional to 70,636.58, 97,480.26 and 38,808.44

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Solution

The fourth proportional to 70,636.58, 97,480.26 and 38,808.44 is: 53,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,636.58 : 97,480.26 = 38,808.44 : x
  2. Step 2: Convert to fraction form
    70,636.58/97,480.26 = 38,808.44/x
  3. Step 3: Cross multiply
    70,636.58x = 97,480.26 × 38,808.44
  4. Step 4: Simplify right side
    70,636.58x = 3,783,056,821.39
  5. Step 5: Solve for x
    x = 3,783,056,821.39/70,636.58
  6. Step 6: Final answer
    x = 53,556.62

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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.