Home / 71,014.56-98,000.64-39,183.36

Finding the Fourth Proportional to 71,014.56, 98,000.64 and 39,183.36

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Solution

The fourth proportional to 71,014.56, 98,000.64 and 39,183.36 is: 54,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,014.56 : 98,000.64 = 39,183.36 : x
  2. Step 2: Convert to fraction form
    71,014.56/98,000.64 = 39,183.36/x
  3. Step 3: Cross multiply
    71,014.56x = 98,000.64 × 39,183.36
  4. Step 4: Simplify right side
    71,014.56x = 3,839,994,357.35
  5. Step 5: Solve for x
    x = 3,839,994,357.35/71,014.56
  6. Step 6: Final answer
    x = 54,073.34

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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.