Home / 141,158.07-194,797.32-76,628.61

Finding the Fourth Proportional to 141,158.07, 194,797.32 and 76,628.61

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Solution

The fourth proportional to 141,158.07, 194,797.32 and 76,628.61 is: 105,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,158.07 : 194,797.32 = 76,628.61 : x
  2. Step 2: Convert to fraction form
    141,158.07/194,797.32 = 76,628.61/x
  3. Step 3: Cross multiply
    141,158.07x = 194,797.32 × 76,628.61
  4. Step 4: Simplify right side
    141,158.07x = 14,927,047,863.33
  5. Step 5: Solve for x
    x = 14,927,047,863.33/141,158.07
  6. Step 6: Final answer
    x = 105,747.04

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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.