Home / 49,860.32-68,898.48-47,430.56

Finding the Fourth Proportional to 49,860.32, 68,898.48 and 47,430.56

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Solution

The fourth proportional to 49,860.32, 68,898.48 and 47,430.56 is: 65,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,860.32 : 68,898.48 = 47,430.56 : x
  2. Step 2: Convert to fraction form
    49,860.32/68,898.48 = 47,430.56/x
  3. Step 3: Cross multiply
    49,860.32x = 68,898.48 × 47,430.56
  4. Step 4: Simplify right side
    49,860.32x = 3,267,893,489.55
  5. Step 5: Solve for x
    x = 3,267,893,489.55/49,860.32
  6. Step 6: Final answer
    x = 65,540.97

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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.