Home / 118,042.20-162,898.23-64,327.26

Finding the Fourth Proportional to 118,042.20, 162,898.23 and 64,327.26

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Solution

The fourth proportional to 118,042.20, 162,898.23 and 64,327.26 is: 88,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,042.20 : 162,898.23 = 64,327.26 : x
  2. Step 2: Convert to fraction form
    118,042.20/162,898.23 = 64,327.26/x
  3. Step 3: Cross multiply
    118,042.20x = 162,898.23 × 64,327.26
  4. Step 4: Simplify right side
    118,042.20x = 10,478,796,794.75
  5. Step 5: Solve for x
    x = 10,478,796,794.75/118,042.20
  6. Step 6: Final answer
    x = 88,771.62

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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.