Home / 129,528.42-194,011.38-62,828.37

Finding the Fourth Proportional to 129,528.42, 194,011.38 and 62,828.37

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Solution

The fourth proportional to 129,528.42, 194,011.38 and 62,828.37 is: 94,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,528.42 : 194,011.38 = 62,828.37 : x
  2. Step 2: Convert to fraction form
    129,528.42/194,011.38 = 62,828.37/x
  3. Step 3: Cross multiply
    129,528.42x = 194,011.38 × 62,828.37
  4. Step 4: Simplify right side
    129,528.42x = 12,189,418,766.85
  5. Step 5: Solve for x
    x = 12,189,418,766.85/129,528.42
  6. Step 6: Final answer
    x = 94,106.13

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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.