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Finding the Fourth Proportional to 40,605.08, 56,038.25 and 23,382.81

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Solution

The fourth proportional to 40,605.08, 56,038.25 and 23,382.81 is: 32,270.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,605.08 : 56,038.25 = 23,382.81 : x
  2. Step 2: Convert to fraction form
    40,605.08/56,038.25 = 23,382.81/x
  3. Step 3: Cross multiply
    40,605.08x = 56,038.25 × 23,382.81
  4. Step 4: Simplify right side
    40,605.08x = 1,310,331,752.48
  5. Step 5: Solve for x
    x = 1,310,331,752.48/40,605.08
  6. Step 6: Final answer
    x = 32,270.14

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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.