Home / 301,243.74-451,589.13-104,113.50

Finding the Fourth Proportional to 301,243.74, 451,589.13 and 104,113.50

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Solution

The fourth proportional to 301,243.74, 451,589.13 and 104,113.50 is: 156,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,243.74 : 451,589.13 = 104,113.50 : x
  2. Step 2: Convert to fraction form
    301,243.74/451,589.13 = 104,113.50/x
  3. Step 3: Cross multiply
    301,243.74x = 451,589.13 × 104,113.50
  4. Step 4: Simplify right side
    301,243.74x = 47,016,524,886.26
  5. Step 5: Solve for x
    x = 47,016,524,886.26/301,243.74
  6. Step 6: Final answer
    x = 156,074.70

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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.