Home / 52,841.25-72,923.13-28,968.84

Finding the Fourth Proportional to 52,841.25, 72,923.13 and 28,968.84

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Solution

The fourth proportional to 52,841.25, 72,923.13 and 28,968.84 is: 39,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,841.25 : 72,923.13 = 28,968.84 : x
  2. Step 2: Convert to fraction form
    52,841.25/72,923.13 = 28,968.84/x
  3. Step 3: Cross multiply
    52,841.25x = 72,923.13 × 28,968.84
  4. Step 4: Simplify right side
    52,841.25x = 2,112,498,485.27
  5. Step 5: Solve for x
    x = 2,112,498,485.27/52,841.25
  6. Step 6: Final answer
    x = 39,978.21

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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.