Home / 151,021.20-226,528.16-38,699.32

Finding the Fourth Proportional to 151,021.20, 226,528.16 and 38,699.32

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Solution

The fourth proportional to 151,021.20, 226,528.16 and 38,699.32 is: 58,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,021.20 : 226,528.16 = 38,699.32 : x
  2. Step 2: Convert to fraction form
    151,021.20/226,528.16 = 38,699.32/x
  3. Step 3: Cross multiply
    151,021.20x = 226,528.16 × 38,699.32
  4. Step 4: Simplify right side
    151,021.20x = 8,766,485,752.85
  5. Step 5: Solve for x
    x = 8,766,485,752.85/151,021.20
  6. Step 6: Final answer
    x = 58,048.05

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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.