Home / 89,479.75-134,220.44-27,150.25

Finding the Fourth Proportional to 89,479.75, 134,220.44 and 27,150.25

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Solution

The fourth proportional to 89,479.75, 134,220.44 and 27,150.25 is: 40,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,479.75 : 134,220.44 = 27,150.25 : x
  2. Step 2: Convert to fraction form
    89,479.75/134,220.44 = 27,150.25/x
  3. Step 3: Cross multiply
    89,479.75x = 134,220.44 × 27,150.25
  4. Step 4: Simplify right side
    89,479.75x = 3,644,118,501.11
  5. Step 5: Solve for x
    x = 3,644,118,501.11/89,479.75
  6. Step 6: Final answer
    x = 40,725.62

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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.