Home / 69,713.20-96,196.42-39,492.06

Finding the Fourth Proportional to 69,713.20, 96,196.42 and 39,492.06

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Solution

The fourth proportional to 69,713.20, 96,196.42 and 39,492.06 is: 54,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,713.20 : 96,196.42 = 39,492.06 : x
  2. Step 2: Convert to fraction form
    69,713.20/96,196.42 = 39,492.06/x
  3. Step 3: Cross multiply
    69,713.20x = 96,196.42 × 39,492.06
  4. Step 4: Simplify right side
    69,713.20x = 3,798,994,790.43
  5. Step 5: Solve for x
    x = 3,798,994,790.43/69,713.20
  6. Step 6: Final answer
    x = 54,494.63

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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.