Home / 49,926-68,898.12-28,706.52

Finding the Fourth Proportional to 49,926, 68,898.12 and 28,706.52

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Solution

The fourth proportional to 49,926, 68,898.12 and 28,706.52 is: 39,615.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,926 : 68,898.12 = 28,706.52 : x
  2. Step 2: Convert to fraction form
    49,926/68,898.12 = 28,706.52/x
  3. Step 3: Cross multiply
    49,926x = 68,898.12 × 28,706.52
  4. Step 4: Simplify right side
    49,926x = 1,977,825,259.74
  5. Step 5: Solve for x
    x = 1,977,825,259.74/49,926
  6. Step 6: Final answer
    x = 39,615.14

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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.