Home / 128,554.03-192,910.70-62,000.83

Finding the Fourth Proportional to 128,554.03, 192,910.70 and 62,000.83

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Solution

The fourth proportional to 128,554.03, 192,910.70 and 62,000.83 is: 93,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,554.03 : 192,910.70 = 62,000.83 : x
  2. Step 2: Convert to fraction form
    128,554.03/192,910.70 = 62,000.83/x
  3. Step 3: Cross multiply
    128,554.03x = 192,910.70 × 62,000.83
  4. Step 4: Simplify right side
    128,554.03x = 11,960,623,515.88
  5. Step 5: Solve for x
    x = 11,960,623,515.88/128,554.03
  6. Step 6: Final answer
    x = 93,039.66

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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.