Home / 48,949.44-67,520.16-42,676.80

Finding the Fourth Proportional to 48,949.44, 67,520.16 and 42,676.80

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Solution

The fourth proportional to 48,949.44, 67,520.16 and 42,676.80 is: 58,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,949.44 : 67,520.16 = 42,676.80 : x
  2. Step 2: Convert to fraction form
    48,949.44/67,520.16 = 42,676.80/x
  3. Step 3: Cross multiply
    48,949.44x = 67,520.16 × 42,676.80
  4. Step 4: Simplify right side
    48,949.44x = 2,881,544,364.29
  5. Step 5: Solve for x
    x = 2,881,544,364.29/48,949.44
  6. Step 6: Final answer
    x = 58,867.77

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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.