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Finding the Fourth Proportional to 183,648.32, 253,393.44 and 108,203.84

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Solution

The fourth proportional to 183,648.32, 253,393.44 and 108,203.84 is: 149,297.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,648.32 : 253,393.44 = 108,203.84 : x
  2. Step 2: Convert to fraction form
    183,648.32/253,393.44 = 108,203.84/x
  3. Step 3: Cross multiply
    183,648.32x = 253,393.44 × 108,203.84
  4. Step 4: Simplify right side
    183,648.32x = 27,418,143,238.81
  5. Step 5: Solve for x
    x = 27,418,143,238.81/183,648.32
  6. Step 6: Final answer
    x = 149,297.00

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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.