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Finding the Fourth Proportional to 65,066.67, 89,797.83 and 40,884.39

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Solution

The fourth proportional to 65,066.67, 89,797.83 and 40,884.39 is: 56,424.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,066.67 : 89,797.83 = 40,884.39 : x
  2. Step 2: Convert to fraction form
    65,066.67/89,797.83 = 40,884.39/x
  3. Step 3: Cross multiply
    65,066.67x = 89,797.83 × 40,884.39
  4. Step 4: Simplify right side
    65,066.67x = 3,671,329,502.87
  5. Step 5: Solve for x
    x = 3,671,329,502.87/65,066.67
  6. Step 6: Final answer
    x = 56,424.12

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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.