Home / 52,875.44-72,971.94-30,213.90

Finding the Fourth Proportional to 52,875.44, 72,971.94 and 30,213.90

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Solution

The fourth proportional to 52,875.44, 72,971.94 and 30,213.90 is: 41,697.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,875.44 : 72,971.94 = 30,213.90 : x
  2. Step 2: Convert to fraction form
    52,875.44/72,971.94 = 30,213.90/x
  3. Step 3: Cross multiply
    52,875.44x = 72,971.94 × 30,213.90
  4. Step 4: Simplify right side
    52,875.44x = 2,204,766,897.97
  5. Step 5: Solve for x
    x = 2,204,766,897.97/52,875.44
  6. Step 6: Final answer
    x = 41,697.38

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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.