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Finding the Fourth Proportional to 183,012.96, 252,521.96 and 114,990.52

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Solution

The fourth proportional to 183,012.96, 252,521.96 and 114,990.52 is: 158,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,012.96 : 252,521.96 = 114,990.52 : x
  2. Step 2: Convert to fraction form
    183,012.96/252,521.96 = 114,990.52/x
  3. Step 3: Cross multiply
    183,012.96x = 252,521.96 × 114,990.52
  4. Step 4: Simplify right side
    183,012.96x = 29,037,631,491.82
  5. Step 5: Solve for x
    x = 29,037,631,491.82/183,012.96
  6. Step 6: Final answer
    x = 158,664.35

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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.