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Finding the Fourth Proportional to 72,365.68, 108,509.46 and 22,424.32

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Solution

The fourth proportional to 72,365.68, 108,509.46 and 22,424.32 is: 33,624.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,365.68 : 108,509.46 = 22,424.32 : x
  2. Step 2: Convert to fraction form
    72,365.68/108,509.46 = 22,424.32/x
  3. Step 3: Cross multiply
    72,365.68x = 108,509.46 × 22,424.32
  4. Step 4: Simplify right side
    72,365.68x = 2,433,250,854.07
  5. Step 5: Solve for x
    x = 2,433,250,854.07/72,365.68
  6. Step 6: Final answer
    x = 33,624.38

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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.