Home / 52,817.44-72,889.84-28,943.91

Finding the Fourth Proportional to 52,817.44, 72,889.84 and 28,943.91

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Solution

The fourth proportional to 52,817.44, 72,889.84 and 28,943.91 is: 39,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.44 : 72,889.84 = 28,943.91 : x
  2. Step 2: Convert to fraction form
    52,817.44/72,889.84 = 28,943.91/x
  3. Step 3: Cross multiply
    52,817.44x = 72,889.84 × 28,943.91
  4. Step 4: Simplify right side
    52,817.44x = 2,109,716,968.87
  5. Step 5: Solve for x
    x = 2,109,716,968.87/52,817.44
  6. Step 6: Final answer
    x = 39,943.57

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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.