Home / 50,015.65-69,046.69-38,659.50

Finding the Fourth Proportional to 50,015.65, 69,046.69 and 38,659.50

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Solution

The fourth proportional to 50,015.65, 69,046.69 and 38,659.50 is: 53,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,015.65 : 69,046.69 = 38,659.50 : x
  2. Step 2: Convert to fraction form
    50,015.65/69,046.69 = 38,659.50/x
  3. Step 3: Cross multiply
    50,015.65x = 69,046.69 × 38,659.50
  4. Step 4: Simplify right side
    50,015.65x = 2,669,310,512.06
  5. Step 5: Solve for x
    x = 2,669,310,512.06/50,015.65
  6. Step 6: Final answer
    x = 53,369.51

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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.