Home / 141,057.62-194,658.27-76,526.75

Finding the Fourth Proportional to 141,057.62, 194,658.27 and 76,526.75

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Solution

The fourth proportional to 141,057.62, 194,658.27 and 76,526.75 is: 105,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,057.62 : 194,658.27 = 76,526.75 : x
  2. Step 2: Convert to fraction form
    141,057.62/194,658.27 = 76,526.75/x
  3. Step 3: Cross multiply
    141,057.62x = 194,658.27 × 76,526.75
  4. Step 4: Simplify right side
    141,057.62x = 14,896,563,790.43
  5. Step 5: Solve for x
    x = 14,896,563,790.43/141,057.62
  6. Step 6: Final answer
    x = 105,606.24

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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.