Home / 141,186.32-194,840.26-77,524.37

Finding the Fourth Proportional to 141,186.32, 194,840.26 and 77,524.37

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Solution

The fourth proportional to 141,186.32, 194,840.26 and 77,524.37 is: 106,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,186.32 : 194,840.26 = 77,524.37 : x
  2. Step 2: Convert to fraction form
    141,186.32/194,840.26 = 77,524.37/x
  3. Step 3: Cross multiply
    141,186.32x = 194,840.26 × 77,524.37
  4. Step 4: Simplify right side
    141,186.32x = 15,104,867,239.12
  5. Step 5: Solve for x
    x = 15,104,867,239.12/141,186.32
  6. Step 6: Final answer
    x = 106,985.35

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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.