Home / 48,647.67-67,124.30-29,771.43

Finding the Fourth Proportional to 48,647.67, 67,124.30 and 29,771.43

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Solution

The fourth proportional to 48,647.67, 67,124.30 and 29,771.43 is: 41,078.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,647.67 : 67,124.30 = 29,771.43 : x
  2. Step 2: Convert to fraction form
    48,647.67/67,124.30 = 29,771.43/x
  3. Step 3: Cross multiply
    48,647.67x = 67,124.30 × 29,771.43
  4. Step 4: Simplify right side
    48,647.67x = 1,998,386,249.89
  5. Step 5: Solve for x
    x = 1,998,386,249.89/48,647.67
  6. Step 6: Final answer
    x = 41,078.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.