Home / 48,519.73-72,779.57-13,459.38

Finding the Fourth Proportional to 48,519.73, 72,779.57 and 13,459.38

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Solution

The fourth proportional to 48,519.73, 72,779.57 and 13,459.38 is: 20,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,519.73 : 72,779.57 = 13,459.38 : x
  2. Step 2: Convert to fraction form
    48,519.73/72,779.57 = 13,459.38/x
  3. Step 3: Cross multiply
    48,519.73x = 72,779.57 × 13,459.38
  4. Step 4: Simplify right side
    48,519.73x = 979,567,888.87
  5. Step 5: Solve for x
    x = 979,567,888.87/48,519.73
  6. Step 6: Final answer
    x = 20,189.06

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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.