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Finding the Fourth Proportional to 134,015.88, 184,942.11 and 73,590.42

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Solution

The fourth proportional to 134,015.88, 184,942.11 and 73,590.42 is: 101,554.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,015.88 : 184,942.11 = 73,590.42 : x
  2. Step 2: Convert to fraction form
    134,015.88/184,942.11 = 73,590.42/x
  3. Step 3: Cross multiply
    134,015.88x = 184,942.11 × 73,590.42
  4. Step 4: Simplify right side
    134,015.88x = 13,609,967,550.59
  5. Step 5: Solve for x
    x = 13,609,967,550.59/134,015.88
  6. Step 6: Final answer
    x = 101,554.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.