Home / 89,453.70-134,129.52-36,800.46

Finding the Fourth Proportional to 89,453.70, 134,129.52 and 36,800.46

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Solution

The fourth proportional to 89,453.70, 134,129.52 and 36,800.46 is: 55,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,453.70 : 134,129.52 = 36,800.46 : x
  2. Step 2: Convert to fraction form
    89,453.70/134,129.52 = 36,800.46/x
  3. Step 3: Cross multiply
    89,453.70x = 134,129.52 × 36,800.46
  4. Step 4: Simplify right side
    89,453.70x = 4,936,028,035.58
  5. Step 5: Solve for x
    x = 4,936,028,035.58/89,453.70
  6. Step 6: Final answer
    x = 55,179.70

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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.