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Finding the Fourth Proportional to 184,244.80, 275,711.10 and 127,820.20

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Solution

The fourth proportional to 184,244.80, 275,711.10 and 127,820.20 is: 191,275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,244.80 : 275,711.10 = 127,820.20 : x
  2. Step 2: Convert to fraction form
    184,244.80/275,711.10 = 127,820.20/x
  3. Step 3: Cross multiply
    184,244.80x = 275,711.10 × 127,820.20
  4. Step 4: Simplify right side
    184,244.80x = 35,241,447,944.22
  5. Step 5: Solve for x
    x = 35,241,447,944.22/184,244.80
  6. Step 6: Final answer
    x = 191,275.13

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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.