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Finding the Fourth Proportional to 200,657.08, 276,935 and 124,200.72

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Solution

The fourth proportional to 200,657.08, 276,935 and 124,200.72 is: 171,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,657.08 : 276,935 = 124,200.72 : x
  2. Step 2: Convert to fraction form
    200,657.08/276,935 = 124,200.72/x
  3. Step 3: Cross multiply
    200,657.08x = 276,935 × 124,200.72
  4. Step 4: Simplify right side
    200,657.08x = 34,395,526,393.20
  5. Step 5: Solve for x
    x = 34,395,526,393.20/200,657.08
  6. Step 6: Final answer
    x = 171,414.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.