Home / 49,965.04-68,951.64-28,748.48

Finding the Fourth Proportional to 49,965.04, 68,951.64 and 28,748.48

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Solution

The fourth proportional to 49,965.04, 68,951.64 and 28,748.48 is: 39,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,965.04 : 68,951.64 = 28,748.48 : x
  2. Step 2: Convert to fraction form
    49,965.04/68,951.64 = 28,748.48/x
  3. Step 3: Cross multiply
    49,965.04x = 68,951.64 × 28,748.48
  4. Step 4: Simplify right side
    49,965.04x = 1,982,254,843.51
  5. Step 5: Solve for x
    x = 1,982,254,843.51/49,965.04
  6. Step 6: Final answer
    x = 39,672.84

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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.