Home / 59,553.20-89,339.52-20,112.68

Finding the Fourth Proportional to 59,553.20, 89,339.52 and 20,112.68

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Solution

The fourth proportional to 59,553.20, 89,339.52 and 20,112.68 is: 30,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,553.20 : 89,339.52 = 20,112.68 : x
  2. Step 2: Convert to fraction form
    59,553.20/89,339.52 = 20,112.68/x
  3. Step 3: Cross multiply
    59,553.20x = 89,339.52 × 20,112.68
  4. Step 4: Simplify right side
    59,553.20x = 1,796,857,177.11
  5. Step 5: Solve for x
    x = 1,796,857,177.11/59,553.20
  6. Step 6: Final answer
    x = 30,172.30

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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.