Home / 59,930.80-89,896.26-20,488.24

Finding the Fourth Proportional to 59,930.80, 89,896.26 and 20,488.24

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Solution

The fourth proportional to 59,930.80, 89,896.26 and 20,488.24 is: 30,732.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,930.80 : 89,896.26 = 20,488.24 : x
  2. Step 2: Convert to fraction form
    59,930.80/89,896.26 = 20,488.24/x
  3. Step 3: Cross multiply
    59,930.80x = 89,896.26 × 20,488.24
  4. Step 4: Simplify right side
    59,930.80x = 1,841,816,149.98
  5. Step 5: Solve for x
    x = 1,841,816,149.98/59,930.80
  6. Step 6: Final answer
    x = 30,732.38

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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.