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Finding the Fourth Proportional to 50,448.94, 69,619.53 and 29,240.51

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Solution

The fourth proportional to 50,448.94, 69,619.53 and 29,240.51 is: 40,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,448.94 : 69,619.53 = 29,240.51 : x
  2. Step 2: Convert to fraction form
    50,448.94/69,619.53 = 29,240.51/x
  3. Step 3: Cross multiply
    50,448.94x = 69,619.53 × 29,240.51
  4. Step 4: Simplify right side
    50,448.94x = 2,035,710,324.71
  5. Step 5: Solve for x
    x = 2,035,710,324.71/50,448.94
  6. Step 6: Final answer
    x = 40,351.90

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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.