Home / 59,616.88-89,369.73-20,146.39

Finding the Fourth Proportional to 59,616.88, 89,369.73 and 20,146.39

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Solution

The fourth proportional to 59,616.88, 89,369.73 and 20,146.39 is: 30,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,616.88 : 89,369.73 = 20,146.39 : x
  2. Step 2: Convert to fraction form
    59,616.88/89,369.73 = 20,146.39/x
  3. Step 3: Cross multiply
    59,616.88x = 89,369.73 × 20,146.39
  4. Step 4: Simplify right side
    59,616.88x = 1,800,477,622.04
  5. Step 5: Solve for x
    x = 1,800,477,622.04/59,616.88
  6. Step 6: Final answer
    x = 30,200.80

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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.