Home / 49,887.32-68,687.34-42,317.96

Finding the Fourth Proportional to 49,887.32, 68,687.34 and 42,317.96

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Solution

The fourth proportional to 49,887.32, 68,687.34 and 42,317.96 is: 58,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,887.32 : 68,687.34 = 42,317.96 : x
  2. Step 2: Convert to fraction form
    49,887.32/68,687.34 = 42,317.96/x
  3. Step 3: Cross multiply
    49,887.32x = 68,687.34 × 42,317.96
  4. Step 4: Simplify right side
    49,887.32x = 2,906,708,106.63
  5. Step 5: Solve for x
    x = 2,906,708,106.63/49,887.32
  6. Step 6: Final answer
    x = 58,265.47

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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.