Home / 52,486.63-72,427.92-29,519.89

Finding the Fourth Proportional to 52,486.63, 72,427.92 and 29,519.89

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Solution

The fourth proportional to 52,486.63, 72,427.92 and 29,519.89 is: 40,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,486.63 : 72,427.92 = 29,519.89 : x
  2. Step 2: Convert to fraction form
    52,486.63/72,427.92 = 29,519.89/x
  3. Step 3: Cross multiply
    52,486.63x = 72,427.92 × 29,519.89
  4. Step 4: Simplify right side
    52,486.63x = 2,138,064,231.33
  5. Step 5: Solve for x
    x = 2,138,064,231.33/52,486.63
  6. Step 6: Final answer
    x = 40,735.41

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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.