Home / 141,230.05-194,896.80-76,698.83

Finding the Fourth Proportional to 141,230.05, 194,896.80 and 76,698.83

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Solution

The fourth proportional to 141,230.05, 194,896.80 and 76,698.83 is: 105,844.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,230.05 : 194,896.80 = 76,698.83 : x
  2. Step 2: Convert to fraction form
    141,230.05/194,896.80 = 76,698.83/x
  3. Step 3: Cross multiply
    141,230.05x = 194,896.80 × 76,698.83
  4. Step 4: Simplify right side
    141,230.05x = 14,948,357,017.99
  5. Step 5: Solve for x
    x = 14,948,357,017.99/141,230.05
  6. Step 6: Final answer
    x = 105,844.03

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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.