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Finding the Fourth Proportional to 25,412.66, 35,066.61 and 14,079.29

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Solution

The fourth proportional to 25,412.66, 35,066.61 and 14,079.29 is: 19,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,412.66 : 35,066.61 = 14,079.29 : x
  2. Step 2: Convert to fraction form
    25,412.66/35,066.61 = 14,079.29/x
  3. Step 3: Cross multiply
    25,412.66x = 35,066.61 × 14,079.29
  4. Step 4: Simplify right side
    25,412.66x = 493,712,850.34
  5. Step 5: Solve for x
    x = 493,712,850.34/25,412.66
  6. Step 6: Final answer
    x = 19,427.83

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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.