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Finding the Fourth Proportional to 111,590.60, 167,395.01 and 52,393.98

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Solution

The fourth proportional to 111,590.60, 167,395.01 and 52,393.98 is: 78,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,590.60 : 167,395.01 = 52,393.98 : x
  2. Step 2: Convert to fraction form
    111,590.60/167,395.01 = 52,393.98/x
  3. Step 3: Cross multiply
    111,590.60x = 167,395.01 × 52,393.98
  4. Step 4: Simplify right side
    111,590.60x = 8,770,490,544.07
  5. Step 5: Solve for x
    x = 8,770,490,544.07/111,590.60
  6. Step 6: Final answer
    x = 78,595.24

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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.