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Finding the Fourth Proportional to 80,066.72, 110,465.04 and 46,505.12

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Solution

The fourth proportional to 80,066.72, 110,465.04 and 46,505.12 is: 64,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,066.72 : 110,465.04 = 46,505.12 : x
  2. Step 2: Convert to fraction form
    80,066.72/110,465.04 = 46,505.12/x
  3. Step 3: Cross multiply
    80,066.72x = 110,465.04 × 46,505.12
  4. Step 4: Simplify right side
    80,066.72x = 5,137,189,941.00
  5. Step 5: Solve for x
    x = 5,137,189,941.00/80,066.72
  6. Step 6: Final answer
    x = 64,161.36

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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.