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Finding the Fourth Proportional to 164,666.59, 227,240.84 and 89,215.09

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Solution

The fourth proportional to 164,666.59, 227,240.84 and 89,215.09 is: 123,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,666.59 : 227,240.84 = 89,215.09 : x
  2. Step 2: Convert to fraction form
    164,666.59/227,240.84 = 89,215.09/x
  3. Step 3: Cross multiply
    164,666.59x = 227,240.84 × 89,215.09
  4. Step 4: Simplify right side
    164,666.59x = 20,273,311,992.28
  5. Step 5: Solve for x
    x = 20,273,311,992.28/164,666.59
  6. Step 6: Final answer
    x = 123,117.34

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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.