Home / 48,997.80-73,453.56-19,436.40

Finding the Fourth Proportional to 48,997.80, 73,453.56 and 19,436.40

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Solution

The fourth proportional to 48,997.80, 73,453.56 and 19,436.40 is: 29,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,997.80 : 73,453.56 = 19,436.40 : x
  2. Step 2: Convert to fraction form
    48,997.80/73,453.56 = 19,436.40/x
  3. Step 3: Cross multiply
    48,997.80x = 73,453.56 × 19,436.40
  4. Step 4: Simplify right side
    48,997.80x = 1,427,672,773.58
  5. Step 5: Solve for x
    x = 1,427,672,773.58/48,997.80
  6. Step 6: Final answer
    x = 29,137.49

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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.