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Finding the Fourth Proportional to 56,306.92, 77,690.49 and 33,653.24

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Solution

The fourth proportional to 56,306.92, 77,690.49 and 33,653.24 is: 46,433.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,306.92 : 77,690.49 = 33,653.24 : x
  2. Step 2: Convert to fraction form
    56,306.92/77,690.49 = 33,653.24/x
  3. Step 3: Cross multiply
    56,306.92x = 77,690.49 × 33,653.24
  4. Step 4: Simplify right side
    56,306.92x = 2,614,536,705.69
  5. Step 5: Solve for x
    x = 2,614,536,705.69/56,306.92
  6. Step 6: Final answer
    x = 46,433.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.