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Finding the Fourth Proportional to 14,873.91, 20,526.93 and 9,829.28

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Solution

The fourth proportional to 14,873.91, 20,526.93 and 9,829.28 is: 13,565.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,873.91 : 20,526.93 = 9,829.28 : x
  2. Step 2: Convert to fraction form
    14,873.91/20,526.93 = 9,829.28/x
  3. Step 3: Cross multiply
    14,873.91x = 20,526.93 × 9,829.28
  4. Step 4: Simplify right side
    14,873.91x = 201,764,839.88
  5. Step 5: Solve for x
    x = 201,764,839.88/14,873.91
  6. Step 6: Final answer
    x = 13,565.02

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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.