Home / 89,616.72-134,350.20-33,425.40

Finding the Fourth Proportional to 89,616.72, 134,350.20 and 33,425.40

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Solution

The fourth proportional to 89,616.72, 134,350.20 and 33,425.40 is: 50,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,616.72 : 134,350.20 = 33,425.40 : x
  2. Step 2: Convert to fraction form
    89,616.72/134,350.20 = 33,425.40/x
  3. Step 3: Cross multiply
    89,616.72x = 134,350.20 × 33,425.40
  4. Step 4: Simplify right side
    89,616.72x = 4,490,709,175.08
  5. Step 5: Solve for x
    x = 4,490,709,175.08/89,616.72
  6. Step 6: Final answer
    x = 50,110.17

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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.