Home / 84,156.86-116,178.56-52,336.01

Finding the Fourth Proportional to 84,156.86, 116,178.56 and 52,336.01

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Solution

The fourth proportional to 84,156.86, 116,178.56 and 52,336.01 is: 72,249.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,156.86 : 116,178.56 = 52,336.01 : x
  2. Step 2: Convert to fraction form
    84,156.86/116,178.56 = 52,336.01/x
  3. Step 3: Cross multiply
    84,156.86x = 116,178.56 × 52,336.01
  4. Step 4: Simplify right side
    84,156.86x = 6,080,321,435.37
  5. Step 5: Solve for x
    x = 6,080,321,435.37/84,156.86
  6. Step 6: Final answer
    x = 72,249.87

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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.