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Finding the Fourth Proportional to 207,098.83, 310,713.45 and 73,976.14

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Solution

The fourth proportional to 207,098.83, 310,713.45 and 73,976.14 is: 110,987.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,098.83 : 310,713.45 = 73,976.14 : x
  2. Step 2: Convert to fraction form
    207,098.83/310,713.45 = 73,976.14/x
  3. Step 3: Cross multiply
    207,098.83x = 310,713.45 × 73,976.14
  4. Step 4: Simplify right side
    207,098.83x = 22,985,381,677.08
  5. Step 5: Solve for x
    x = 22,985,381,677.08/207,098.83
  6. Step 6: Final answer
    x = 110,987.50

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