Home / 49,854.21-68,763.63-29,695.47

Finding the Fourth Proportional to 49,854.21, 68,763.63 and 29,695.47

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Solution

The fourth proportional to 49,854.21, 68,763.63 and 29,695.47 is: 40,958.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,854.21 : 68,763.63 = 29,695.47 : x
  2. Step 2: Convert to fraction form
    49,854.21/68,763.63 = 29,695.47/x
  3. Step 3: Cross multiply
    49,854.21x = 68,763.63 × 29,695.47
  4. Step 4: Simplify right side
    49,854.21x = 2,041,968,311.76
  5. Step 5: Solve for x
    x = 2,041,968,311.76/49,854.21
  6. Step 6: Final answer
    x = 40,958.79

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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.