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Finding the Fourth Proportional to 26,472.72, 39,710.45 and 6,751.45

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Solution

The fourth proportional to 26,472.72, 39,710.45 and 6,751.45 is: 10,127.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,472.72 : 39,710.45 = 6,751.45 : x
  2. Step 2: Convert to fraction form
    26,472.72/39,710.45 = 6,751.45/x
  3. Step 3: Cross multiply
    26,472.72x = 39,710.45 × 6,751.45
  4. Step 4: Simplify right side
    26,472.72x = 268,103,184.17
  5. Step 5: Solve for x
    x = 268,103,184.17/26,472.72
  6. Step 6: Final answer
    x = 10,127.53

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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.