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Finding the Fourth Proportional to 182,488.80, 273,546.90 and 123,330.45

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Solution

The fourth proportional to 182,488.80, 273,546.90 and 123,330.45 is: 184,869.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,488.80 : 273,546.90 = 123,330.45 : x
  2. Step 2: Convert to fraction form
    182,488.80/273,546.90 = 123,330.45/x
  3. Step 3: Cross multiply
    182,488.80x = 273,546.90 × 123,330.45
  4. Step 4: Simplify right side
    182,488.80x = 33,736,662,273.11
  5. Step 5: Solve for x
    x = 33,736,662,273.11/182,488.80
  6. Step 6: Final answer
    x = 184,869.77

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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.