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Finding the Fourth Proportional to 27,450.67, 37,880.90 and 14,875.15

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Solution

The fourth proportional to 27,450.67, 37,880.90 and 14,875.15 is: 20,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,450.67 : 37,880.90 = 14,875.15 : x
  2. Step 2: Convert to fraction form
    27,450.67/37,880.90 = 14,875.15/x
  3. Step 3: Cross multiply
    27,450.67x = 37,880.90 × 14,875.15
  4. Step 4: Simplify right side
    27,450.67x = 563,483,917.42
  5. Step 5: Solve for x
    x = 563,483,917.42/27,450.67
  6. Step 6: Final answer
    x = 20,527.15

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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.