Home / 162,816.20-244,224.30-57,645.80

Finding the Fourth Proportional to 162,816.20, 244,224.30 and 57,645.80

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Solution

The fourth proportional to 162,816.20, 244,224.30 and 57,645.80 is: 86,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,816.20 : 244,224.30 = 57,645.80 : x
  2. Step 2: Convert to fraction form
    162,816.20/244,224.30 = 57,645.80/x
  3. Step 3: Cross multiply
    162,816.20x = 244,224.30 × 57,645.80
  4. Step 4: Simplify right side
    162,816.20x = 14,078,505,152.94
  5. Step 5: Solve for x
    x = 14,078,505,152.94/162,816.20
  6. Step 6: Final answer
    x = 86,468.70

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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.