Home / 70,121.56-96,765.30-41,812.60

Finding the Fourth Proportional to 70,121.56, 96,765.30 and 41,812.60

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Solution

The fourth proportional to 70,121.56, 96,765.30 and 41,812.60 is: 57,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,121.56 : 96,765.30 = 41,812.60 : x
  2. Step 2: Convert to fraction form
    70,121.56/96,765.30 = 41,812.60/x
  3. Step 3: Cross multiply
    70,121.56x = 96,765.30 × 41,812.60
  4. Step 4: Simplify right side
    70,121.56x = 4,046,008,782.78
  5. Step 5: Solve for x
    x = 4,046,008,782.78/70,121.56
  6. Step 6: Final answer
    x = 57,699.93

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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.