Home / 79,234.04-109,351.50-50,554.48

Finding the Fourth Proportional to 79,234.04, 109,351.50 and 50,554.48

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Solution

The fourth proportional to 79,234.04, 109,351.50 and 50,554.48 is: 69,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,234.04 : 109,351.50 = 50,554.48 : x
  2. Step 2: Convert to fraction form
    79,234.04/109,351.50 = 50,554.48/x
  3. Step 3: Cross multiply
    79,234.04x = 109,351.50 × 50,554.48
  4. Step 4: Simplify right side
    79,234.04x = 5,528,208,219.72
  5. Step 5: Solve for x
    x = 5,528,208,219.72/79,234.04
  6. Step 6: Final answer
    x = 69,770.62

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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.