Home / 48,847.05-67,406.99-27,630.72

Finding the Fourth Proportional to 48,847.05, 67,406.99 and 27,630.72

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Solution

The fourth proportional to 48,847.05, 67,406.99 and 27,630.72 is: 38,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,847.05 : 67,406.99 = 27,630.72 : x
  2. Step 2: Convert to fraction form
    48,847.05/67,406.99 = 27,630.72/x
  3. Step 3: Cross multiply
    48,847.05x = 67,406.99 × 27,630.72
  4. Step 4: Simplify right side
    48,847.05x = 1,862,503,528.58
  5. Step 5: Solve for x
    x = 1,862,503,528.58/48,847.05
  6. Step 6: Final answer
    x = 38,129.29

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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.