Home / 59,996.88-89,975.52-20,553.12

Finding the Fourth Proportional to 59,996.88, 89,975.52 and 20,553.12

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Solution

The fourth proportional to 59,996.88, 89,975.52 and 20,553.12 is: 30,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,996.88 : 89,975.52 = 20,553.12 : x
  2. Step 2: Convert to fraction form
    59,996.88/89,975.52 = 20,553.12/x
  3. Step 3: Cross multiply
    59,996.88x = 89,975.52 × 20,553.12
  4. Step 4: Simplify right side
    59,996.88x = 1,849,277,659.62
  5. Step 5: Solve for x
    x = 1,849,277,659.62/59,996.88
  6. Step 6: Final answer
    x = 30,822.90

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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.