Home / 536,009.04-804,023.87-131,204.72

Finding the Fourth Proportional to 536,009.04, 804,023.87 and 131,204.72

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Solution

The fourth proportional to 536,009.04, 804,023.87 and 131,204.72 is: 196,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,009.04 : 804,023.87 = 131,204.72 : x
  2. Step 2: Convert to fraction form
    536,009.04/804,023.87 = 131,204.72/x
  3. Step 3: Cross multiply
    536,009.04x = 804,023.87 × 131,204.72
  4. Step 4: Simplify right side
    536,009.04x = 105,491,722,060.52
  5. Step 5: Solve for x
    x = 105,491,722,060.52/536,009.04
  6. Step 6: Final answer
    x = 196,809.59

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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.