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Finding the Fourth Proportional to 223,559.76, 335,299.92 and 73,802.16

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Solution

The fourth proportional to 223,559.76, 335,299.92 and 73,802.16 is: 110,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,559.76 : 335,299.92 = 73,802.16 : x
  2. Step 2: Convert to fraction form
    223,559.76/335,299.92 = 73,802.16/x
  3. Step 3: Cross multiply
    223,559.76x = 335,299.92 × 73,802.16
  4. Step 4: Simplify right side
    223,559.76x = 24,745,858,343.83
  5. Step 5: Solve for x
    x = 24,745,858,343.83/223,559.76
  6. Step 6: Final answer
    x = 110,690.13

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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.