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Finding the Fourth Proportional to 183,734.40, 275,601.60 and 65,417.70

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Solution

The fourth proportional to 183,734.40, 275,601.60 and 65,417.70 is: 98,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,734.40 : 275,601.60 = 65,417.70 : x
  2. Step 2: Convert to fraction form
    183,734.40/275,601.60 = 65,417.70/x
  3. Step 3: Cross multiply
    183,734.40x = 275,601.60 × 65,417.70
  4. Step 4: Simplify right side
    183,734.40x = 18,029,222,788.32
  5. Step 5: Solve for x
    x = 18,029,222,788.32/183,734.40
  6. Step 6: Final answer
    x = 98,126.55

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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.