Home / 43,575.82-65,375.06-12,413.50

Finding the Fourth Proportional to 43,575.82, 65,375.06 and 12,413.50

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Solution

The fourth proportional to 43,575.82, 65,375.06 and 12,413.50 is: 18,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,575.82 : 65,375.06 = 12,413.50 : x
  2. Step 2: Convert to fraction form
    43,575.82/65,375.06 = 12,413.50/x
  3. Step 3: Cross multiply
    43,575.82x = 65,375.06 × 12,413.50
  4. Step 4: Simplify right side
    43,575.82x = 811,533,307.31
  5. Step 5: Solve for x
    x = 811,533,307.31/43,575.82
  6. Step 6: Final answer
    x = 18,623.48

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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.