Home / 35,905.68-49,561.07-21,575.97

Finding the Fourth Proportional to 35,905.68, 49,561.07 and 21,575.97

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Solution

The fourth proportional to 35,905.68, 49,561.07 and 21,575.97 is: 29,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,905.68 : 49,561.07 = 21,575.97 : x
  2. Step 2: Convert to fraction form
    35,905.68/49,561.07 = 21,575.97/x
  3. Step 3: Cross multiply
    35,905.68x = 49,561.07 × 21,575.97
  4. Step 4: Simplify right side
    35,905.68x = 1,069,328,051.61
  5. Step 5: Solve for x
    x = 1,069,328,051.61/35,905.68
  6. Step 6: Final answer
    x = 29,781.58

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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.