Home / 141,163.08-194,804.22-76,633.62

Finding the Fourth Proportional to 141,163.08, 194,804.22 and 76,633.62

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Solution

The fourth proportional to 141,163.08, 194,804.22 and 76,633.62 is: 105,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,163.08 : 194,804.22 = 76,633.62 : x
  2. Step 2: Convert to fraction form
    141,163.08/194,804.22 = 76,633.62/x
  3. Step 3: Cross multiply
    141,163.08x = 194,804.22 × 76,633.62
  4. Step 4: Simplify right side
    141,163.08x = 14,928,552,569.88
  5. Step 5: Solve for x
    x = 14,928,552,569.88/141,163.08
  6. Step 6: Final answer
    x = 105,753.94

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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.