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Finding the Fourth Proportional to 183,753.58, 253,562.29 and 103,162.63

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Solution

The fourth proportional to 183,753.58, 253,562.29 and 103,162.63 is: 142,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,753.58 : 253,562.29 = 103,162.63 : x
  2. Step 2: Convert to fraction form
    183,753.58/253,562.29 = 103,162.63/x
  3. Step 3: Cross multiply
    183,753.58x = 253,562.29 × 103,162.63
  4. Step 4: Simplify right side
    183,753.58x = 26,158,150,986.07
  5. Step 5: Solve for x
    x = 26,158,150,986.07/183,753.58
  6. Step 6: Final answer
    x = 142,354.51

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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.