Home / 165,234.94-228,024.82-89,783.44

Finding the Fourth Proportional to 165,234.94, 228,024.82 and 89,783.44

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Solution

The fourth proportional to 165,234.94, 228,024.82 and 89,783.44 is: 123,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,234.94 : 228,024.82 = 89,783.44 : x
  2. Step 2: Convert to fraction form
    165,234.94/228,024.82 = 89,783.44/x
  3. Step 3: Cross multiply
    165,234.94x = 228,024.82 × 89,783.44
  4. Step 4: Simplify right side
    165,234.94x = 20,472,852,287.15
  5. Step 5: Solve for x
    x = 20,472,852,287.15/165,234.94
  6. Step 6: Final answer
    x = 123,901.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.