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Finding the Fourth Proportional to 183,390.06, 274,994.34 and 65,043.66

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Solution

The fourth proportional to 183,390.06, 274,994.34 and 65,043.66 is: 97,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,390.06 : 274,994.34 = 65,043.66 : x
  2. Step 2: Convert to fraction form
    183,390.06/274,994.34 = 65,043.66/x
  3. Step 3: Cross multiply
    183,390.06x = 274,994.34 × 65,043.66
  4. Step 4: Simplify right side
    183,390.06x = 17,886,638,352.88
  5. Step 5: Solve for x
    x = 17,886,638,352.88/183,390.06
  6. Step 6: Final answer
    x = 97,533.30

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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.