Home / 48,296.98-72,427.27-20,218.97

Finding the Fourth Proportional to 48,296.98, 72,427.27 and 20,218.97

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Solution

The fourth proportional to 48,296.98, 72,427.27 and 20,218.97 is: 30,320.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,296.98 : 72,427.27 = 20,218.97 : x
  2. Step 2: Convert to fraction form
    48,296.98/72,427.27 = 20,218.97/x
  3. Step 3: Cross multiply
    48,296.98x = 72,427.27 × 20,218.97
  4. Step 4: Simplify right side
    48,296.98x = 1,464,405,045.64
  5. Step 5: Solve for x
    x = 1,464,405,045.64/48,296.98
  6. Step 6: Final answer
    x = 30,320.84

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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.