Home / 194,587.20-291,755.00-76,270.50

Finding the Fourth Proportional to 194,587.20, 291,755.00 and 76,270.50

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Solution

The fourth proportional to 194,587.20, 291,755.00 and 76,270.50 is: 114,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,587.20 : 291,755.00 = 76,270.50 : x
  2. Step 2: Convert to fraction form
    194,587.20/291,755.00 = 76,270.50/x
  3. Step 3: Cross multiply
    194,587.20x = 291,755.00 × 76,270.50
  4. Step 4: Simplify right side
    194,587.20x = 22,252,299,346.15
  5. Step 5: Solve for x
    x = 22,252,299,346.15/194,587.20
  6. Step 6: Final answer
    x = 114,356.44

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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.