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Finding the Fourth Proportional to 184,263.86, 275,952.87 and 105,138.20

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Solution

The fourth proportional to 184,263.86, 275,952.87 and 105,138.20 is: 157,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,263.86 : 275,952.87 = 105,138.20 : x
  2. Step 2: Convert to fraction form
    184,263.86/275,952.87 = 105,138.20/x
  3. Step 3: Cross multiply
    184,263.86x = 275,952.87 × 105,138.20
  4. Step 4: Simplify right side
    184,263.86x = 29,013,186,656.87
  5. Step 5: Solve for x
    x = 29,013,186,656.87/184,263.86
  6. Step 6: Final answer
    x = 157,454.57

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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.