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Finding the Fourth Proportional to 218,924.92, 302,116.25 and 118,322.92

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Solution

The fourth proportional to 218,924.92, 302,116.25 and 118,322.92 is: 163,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,924.92 : 302,116.25 = 118,322.92 : x
  2. Step 2: Convert to fraction form
    218,924.92/302,116.25 = 118,322.92/x
  3. Step 3: Cross multiply
    218,924.92x = 302,116.25 × 118,322.92
  4. Step 4: Simplify right side
    218,924.92x = 35,747,276,419.97
  5. Step 5: Solve for x
    x = 35,747,276,419.97/218,924.92
  6. Step 6: Final answer
    x = 163,285.55

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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.