Home / 129,529.94-194,013.63-62,829.86

Finding the Fourth Proportional to 129,529.94, 194,013.63 and 62,829.86

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Solution

The fourth proportional to 129,529.94, 194,013.63 and 62,829.86 is: 94,108.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,529.94 : 194,013.63 = 62,829.86 : x
  2. Step 2: Convert to fraction form
    129,529.94/194,013.63 = 62,829.86/x
  3. Step 3: Cross multiply
    129,529.94x = 194,013.63 × 62,829.86
  4. Step 4: Simplify right side
    129,529.94x = 12,189,848,240.92
  5. Step 5: Solve for x
    x = 12,189,848,240.92/129,529.94
  6. Step 6: Final answer
    x = 94,108.35

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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.