Home / 43,575.44-65,374.50-12,413.12

Finding the Fourth Proportional to 43,575.44, 65,374.50 and 12,413.12

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Solution

The fourth proportional to 43,575.44, 65,374.50 and 12,413.12 is: 18,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,575.44 : 65,374.50 = 12,413.12 : x
  2. Step 2: Convert to fraction form
    43,575.44/65,374.50 = 12,413.12/x
  3. Step 3: Cross multiply
    43,575.44x = 65,374.50 × 12,413.12
  4. Step 4: Simplify right side
    43,575.44x = 811,501,513.44
  5. Step 5: Solve for x
    x = 811,501,513.44/43,575.44
  6. Step 6: Final answer
    x = 18,622.91

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1.5x scale

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.