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Finding the Fourth Proportional to 53,448.24, 73,758.24 and 29,574.48

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Solution

The fourth proportional to 53,448.24, 73,758.24 and 29,574.48 is: 40,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448.24 : 73,758.24 = 29,574.48 : x
  2. Step 2: Convert to fraction form
    53,448.24/73,758.24 = 29,574.48/x
  3. Step 3: Cross multiply
    53,448.24x = 73,758.24 × 29,574.48
  4. Step 4: Simplify right side
    53,448.24x = 2,181,361,593.72
  5. Step 5: Solve for x
    x = 2,181,361,593.72/53,448.24
  6. Step 6: Final answer
    x = 40,812.60

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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.