Home / 164,965.55-227,655.11-89,514.05

Finding the Fourth Proportional to 164,965.55, 227,655.11 and 89,514.05

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Solution

The fourth proportional to 164,965.55, 227,655.11 and 89,514.05 is: 123,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,965.55 : 227,655.11 = 89,514.05 : x
  2. Step 2: Convert to fraction form
    164,965.55/227,655.11 = 89,514.05/x
  3. Step 3: Cross multiply
    164,965.55x = 227,655.11 × 89,514.05
  4. Step 4: Simplify right side
    164,965.55x = 20,378,330,899.30
  5. Step 5: Solve for x
    x = 20,378,330,899.30/164,965.55
  6. Step 6: Final answer
    x = 123,530.83

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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.