Home / 67,016.45-100,524.71-42,074.01

Finding the Fourth Proportional to 67,016.45, 100,524.71 and 42,074.01

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Solution

The fourth proportional to 67,016.45, 100,524.71 and 42,074.01 is: 63,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,016.45 : 100,524.71 = 42,074.01 : x
  2. Step 2: Convert to fraction form
    67,016.45/100,524.71 = 42,074.01/x
  3. Step 3: Cross multiply
    67,016.45x = 100,524.71 × 42,074.01
  4. Step 4: Simplify right side
    67,016.45x = 4,229,477,653.79
  5. Step 5: Solve for x
    x = 4,229,477,653.79/67,016.45
  6. Step 6: Final answer
    x = 63,111.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.