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Finding the Fourth Proportional to 12,655.83, 17,465.04 and 7,066.83

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Solution

The fourth proportional to 12,655.83, 17,465.04 and 7,066.83 is: 9,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,655.83 : 17,465.04 = 7,066.83 : x
  2. Step 2: Convert to fraction form
    12,655.83/17,465.04 = 7,066.83/x
  3. Step 3: Cross multiply
    12,655.83x = 17,465.04 × 7,066.83
  4. Step 4: Simplify right side
    12,655.83x = 123,422,455.75
  5. Step 5: Solve for x
    x = 123,422,455.75/12,655.83
  6. Step 6: Final answer
    x = 9,752.22

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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.