Home / 69,554.90-104,170.10-50,788.40

Finding the Fourth Proportional to 69,554.90, 104,170.10 and 50,788.40

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Solution

The fourth proportional to 69,554.90, 104,170.10 and 50,788.40 is: 76,064.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,554.90 : 104,170.10 = 50,788.40 : x
  2. Step 2: Convert to fraction form
    69,554.90/104,170.10 = 50,788.40/x
  3. Step 3: Cross multiply
    69,554.90x = 104,170.10 × 50,788.40
  4. Step 4: Simplify right side
    69,554.90x = 5,290,631,932.05
  5. Step 5: Solve for x
    x = 5,290,631,932.05/69,554.90
  6. Step 6: Final answer
    x = 76,064.11

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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.