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Finding the Fourth Proportional to 122,703.50, 184,153.68 and 63,556.08

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Solution

The fourth proportional to 122,703.50, 184,153.68 and 63,556.08 is: 95,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,703.50 : 184,153.68 = 63,556.08 : x
  2. Step 2: Convert to fraction form
    122,703.50/184,153.68 = 63,556.08/x
  3. Step 3: Cross multiply
    122,703.50x = 184,153.68 × 63,556.08
  4. Step 4: Simplify right side
    122,703.50x = 11,704,086,018.37
  5. Step 5: Solve for x
    x = 11,704,086,018.37/122,703.50
  6. Step 6: Final answer
    x = 95,385.10

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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.