Home / 67,416.60-101,095.74-51,845.16

Finding the Fourth Proportional to 67,416.60, 101,095.74 and 51,845.16

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Solution

The fourth proportional to 67,416.60, 101,095.74 and 51,845.16 is: 77,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,416.60 : 101,095.74 = 51,845.16 : x
  2. Step 2: Convert to fraction form
    67,416.60/101,095.74 = 51,845.16/x
  3. Step 3: Cross multiply
    67,416.60x = 101,095.74 × 51,845.16
  4. Step 4: Simplify right side
    67,416.60x = 5,241,324,815.62
  5. Step 5: Solve for x
    x = 5,241,324,815.62/67,416.60
  6. Step 6: Final answer
    x = 77,745.32

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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.