Home / 361,985.30-543,237.15-151,774.10

Finding the Fourth Proportional to 361,985.30, 543,237.15 and 151,774.10

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Solution

The fourth proportional to 361,985.30, 543,237.15 and 151,774.10 is: 227,769.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,985.30 : 543,237.15 = 151,774.10 : x
  2. Step 2: Convert to fraction form
    361,985.30/543,237.15 = 151,774.10/x
  3. Step 3: Cross multiply
    361,985.30x = 543,237.15 × 151,774.10
  4. Step 4: Simplify right side
    361,985.30x = 82,449,329,527.82
  5. Step 5: Solve for x
    x = 82,449,329,527.82/361,985.30
  6. Step 6: Final answer
    x = 227,769.83

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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.