Home / 128,234.52-192,366.36-44,001

Finding the Fourth Proportional to 128,234.52, 192,366.36 and 44,001

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Solution

The fourth proportional to 128,234.52, 192,366.36 and 44,001 is: 66,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,234.52 : 192,366.36 = 44,001 : x
  2. Step 2: Convert to fraction form
    128,234.52/192,366.36 = 44,001/x
  3. Step 3: Cross multiply
    128,234.52x = 192,366.36 × 44,001
  4. Step 4: Simplify right side
    128,234.52x = 8,464,312,206.36
  5. Step 5: Solve for x
    x = 8,464,312,206.36/128,234.52
  6. Step 6: Final answer
    x = 66,006.50

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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.