Home / 140,763.79-194,253.73-76,232.83

Finding the Fourth Proportional to 140,763.79, 194,253.73 and 76,232.83

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Solution

The fourth proportional to 140,763.79, 194,253.73 and 76,232.83 is: 105,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,763.79 : 194,253.73 = 76,232.83 : x
  2. Step 2: Convert to fraction form
    140,763.79/194,253.73 = 76,232.83/x
  3. Step 3: Cross multiply
    140,763.79x = 194,253.73 × 76,232.83
  4. Step 4: Simplify right side
    140,763.79x = 14,808,511,575.96
  5. Step 5: Solve for x
    x = 14,808,511,575.96/140,763.79
  6. Step 6: Final answer
    x = 105,201.14

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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.