Home / 141,005.66-194,575.50-80,564.27

Finding the Fourth Proportional to 141,005.66, 194,575.50 and 80,564.27

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Solution

The fourth proportional to 141,005.66, 194,575.50 and 80,564.27 is: 111,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,005.66 : 194,575.50 = 80,564.27 : x
  2. Step 2: Convert to fraction form
    141,005.66/194,575.50 = 80,564.27/x
  3. Step 3: Cross multiply
    141,005.66x = 194,575.50 × 80,564.27
  4. Step 4: Simplify right side
    141,005.66x = 15,675,832,144.51
  5. Step 5: Solve for x
    x = 15,675,832,144.51/141,005.66
  6. Step 6: Final answer
    x = 111,171.66

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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.