Home / 38,719.95-58,080.33-16,519.47

Finding the Fourth Proportional to 38,719.95, 58,080.33 and 16,519.47

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Solution

The fourth proportional to 38,719.95, 58,080.33 and 16,519.47 is: 24,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,719.95 : 58,080.33 = 16,519.47 : x
  2. Step 2: Convert to fraction form
    38,719.95/58,080.33 = 16,519.47/x
  3. Step 3: Cross multiply
    38,719.95x = 58,080.33 × 16,519.47
  4. Step 4: Simplify right side
    38,719.95x = 959,456,269.03
  5. Step 5: Solve for x
    x = 959,456,269.03/38,719.95
  6. Step 6: Final answer
    x = 24,779.38

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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.