Home / 109,486.02-164,229.03-39,327.06

Finding the Fourth Proportional to 109,486.02, 164,229.03 and 39,327.06

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Solution

The fourth proportional to 109,486.02, 164,229.03 and 39,327.06 is: 58,990.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,486.02 : 164,229.03 = 39,327.06 : x
  2. Step 2: Convert to fraction form
    109,486.02/164,229.03 = 39,327.06/x
  3. Step 3: Cross multiply
    109,486.02x = 164,229.03 × 39,327.06
  4. Step 4: Simplify right side
    109,486.02x = 6,458,644,916.55
  5. Step 5: Solve for x
    x = 6,458,644,916.55/109,486.02
  6. Step 6: Final answer
    x = 58,990.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.