Home / 164,638.08-227,200.92-89,186.58

Finding the Fourth Proportional to 164,638.08, 227,200.92 and 89,186.58

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Solution

The fourth proportional to 164,638.08, 227,200.92 and 89,186.58 is: 123,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,638.08 : 227,200.92 = 89,186.58 : x
  2. Step 2: Convert to fraction form
    164,638.08/227,200.92 = 89,186.58/x
  3. Step 3: Cross multiply
    164,638.08x = 227,200.92 × 89,186.58
  4. Step 4: Simplify right side
    164,638.08x = 20,263,273,027.65
  5. Step 5: Solve for x
    x = 20,263,273,027.65/164,638.08
  6. Step 6: Final answer
    x = 123,077.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.