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Finding the Fourth Proportional to 10,710.11, 16,066.70 and 3,315.15

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Solution

The fourth proportional to 10,710.11, 16,066.70 and 3,315.15 is: 4,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,710.11 : 16,066.70 = 3,315.15 : x
  2. Step 2: Convert to fraction form
    10,710.11/16,066.70 = 3,315.15/x
  3. Step 3: Cross multiply
    10,710.11x = 16,066.70 × 3,315.15
  4. Step 4: Simplify right side
    10,710.11x = 53,263,520.51
  5. Step 5: Solve for x
    x = 53,263,520.51/10,710.11
  6. Step 6: Final answer
    x = 4,973.20

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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.