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Finding the Fourth Proportional to 15,656.76, 23,457.83 and 13,041.09

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Solution

The fourth proportional to 15,656.76, 23,457.83 and 13,041.09 is: 19,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,656.76 : 23,457.83 = 13,041.09 : x
  2. Step 2: Convert to fraction form
    15,656.76/23,457.83 = 13,041.09/x
  3. Step 3: Cross multiply
    15,656.76x = 23,457.83 × 13,041.09
  4. Step 4: Simplify right side
    15,656.76x = 305,915,607.03
  5. Step 5: Solve for x
    x = 305,915,607.03/15,656.76
  6. Step 6: Final answer
    x = 19,538.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.