Home / 50,449.80-69,559.04-31,554.12

Finding the Fourth Proportional to 50,449.80, 69,559.04 and 31,554.12

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Solution

The fourth proportional to 50,449.80, 69,559.04 and 31,554.12 is: 43,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,449.80 : 69,559.04 = 31,554.12 : x
  2. Step 2: Convert to fraction form
    50,449.80/69,559.04 = 31,554.12/x
  3. Step 3: Cross multiply
    50,449.80x = 69,559.04 × 31,554.12
  4. Step 4: Simplify right side
    50,449.80x = 2,194,874,295.24
  5. Step 5: Solve for x
    x = 2,194,874,295.24/50,449.80
  6. Step 6: Final answer
    x = 43,506.10

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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.