Home / 89,366.92-133,999.14-36,733

Finding the Fourth Proportional to 89,366.92, 133,999.14 and 36,733

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Solution

The fourth proportional to 89,366.92, 133,999.14 and 36,733 is: 55,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,366.92 : 133,999.14 = 36,733 : x
  2. Step 2: Convert to fraction form
    89,366.92/133,999.14 = 36,733/x
  3. Step 3: Cross multiply
    89,366.92x = 133,999.14 × 36,733
  4. Step 4: Simplify right side
    89,366.92x = 4,922,190,409.62
  5. Step 5: Solve for x
    x = 4,922,190,409.62/89,366.92
  6. Step 6: Final answer
    x = 55,078.44

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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.