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Finding the Fourth Proportional to 123,273.20, 184,909.80 and 73,506.80

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Solution

The fourth proportional to 123,273.20, 184,909.80 and 73,506.80 is: 110,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,273.20 : 184,909.80 = 73,506.80 : x
  2. Step 2: Convert to fraction form
    123,273.20/184,909.80 = 73,506.80/x
  3. Step 3: Cross multiply
    123,273.20x = 184,909.80 × 73,506.80
  4. Step 4: Simplify right side
    123,273.20x = 13,592,127,686.64
  5. Step 5: Solve for x
    x = 13,592,127,686.64/123,273.20
  6. Step 6: Final answer
    x = 110,260.20

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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.