Home / 49,856.26-68,732.73-39,818.50

Finding the Fourth Proportional to 49,856.26, 68,732.73 and 39,818.50

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Solution

The fourth proportional to 49,856.26, 68,732.73 and 39,818.50 is: 54,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,856.26 : 68,732.73 = 39,818.50 : x
  2. Step 2: Convert to fraction form
    49,856.26/68,732.73 = 39,818.50/x
  3. Step 3: Cross multiply
    49,856.26x = 68,732.73 × 39,818.50
  4. Step 4: Simplify right side
    49,856.26x = 2,736,834,209.51
  5. Step 5: Solve for x
    x = 2,736,834,209.51/49,856.26
  6. Step 6: Final answer
    x = 54,894.49

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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.