Home / 129,674.23-194,464.55-54,800.16

Finding the Fourth Proportional to 129,674.23, 194,464.55 and 54,800.16

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Solution

The fourth proportional to 129,674.23, 194,464.55 and 54,800.16 is: 82,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,674.23 : 194,464.55 = 54,800.16 : x
  2. Step 2: Convert to fraction form
    129,674.23/194,464.55 = 54,800.16/x
  3. Step 3: Cross multiply
    129,674.23x = 194,464.55 × 54,800.16
  4. Step 4: Simplify right side
    129,674.23x = 10,656,688,647.70
  5. Step 5: Solve for x
    x = 10,656,688,647.70/129,674.23
  6. Step 6: Final answer
    x = 82,180.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.