Home / 50,615.08-69,857.37-29,406.65

Finding the Fourth Proportional to 50,615.08, 69,857.37 and 29,406.65

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Solution

The fourth proportional to 50,615.08, 69,857.37 and 29,406.65 is: 40,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,615.08 : 69,857.37 = 29,406.65 : x
  2. Step 2: Convert to fraction form
    50,615.08/69,857.37 = 29,406.65/x
  3. Step 3: Cross multiply
    50,615.08x = 69,857.37 × 29,406.65
  4. Step 4: Simplify right side
    50,615.08x = 2,054,270,880.22
  5. Step 5: Solve for x
    x = 2,054,270,880.22/50,615.08
  6. Step 6: Final answer
    x = 40,586.15

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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.