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Finding the Fourth Proportional to 183,927.02, 275,659.68 and 78,622.16

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Solution

The fourth proportional to 183,927.02, 275,659.68 and 78,622.16 is: 117,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,927.02 : 275,659.68 = 78,622.16 : x
  2. Step 2: Convert to fraction form
    183,927.02/275,659.68 = 78,622.16/x
  3. Step 3: Cross multiply
    183,927.02x = 275,659.68 × 78,622.16
  4. Step 4: Simplify right side
    183,927.02x = 21,672,959,466.51
  5. Step 5: Solve for x
    x = 21,672,959,466.51/183,927.02
  6. Step 6: Final answer
    x = 117,834.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.