Home / 48,877.80-73,336.38-17,715.24

Finding the Fourth Proportional to 48,877.80, 73,336.38 and 17,715.24

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Solution

The fourth proportional to 48,877.80, 73,336.38 and 17,715.24 is: 26,579.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,877.80 : 73,336.38 = 17,715.24 : x
  2. Step 2: Convert to fraction form
    48,877.80/73,336.38 = 17,715.24/x
  3. Step 3: Cross multiply
    48,877.80x = 73,336.38 × 17,715.24
  4. Step 4: Simplify right side
    48,877.80x = 1,299,171,572.43
  5. Step 5: Solve for x
    x = 1,299,171,572.43/48,877.80
  6. Step 6: Final answer
    x = 26,579.99

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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.