Home / 225,919.23-312,092.94-180,537.76

Finding the Fourth Proportional to 225,919.23, 312,092.94 and 180,537.76

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Solution

The fourth proportional to 225,919.23, 312,092.94 and 180,537.76 is: 249,401.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,919.23 : 312,092.94 = 180,537.76 : x
  2. Step 2: Convert to fraction form
    225,919.23/312,092.94 = 180,537.76/x
  3. Step 3: Cross multiply
    225,919.23x = 312,092.94 × 180,537.76
  4. Step 4: Simplify right side
    225,919.23x = 56,344,560,299.41
  5. Step 5: Solve for x
    x = 56,344,560,299.41/225,919.23
  6. Step 6: Final answer
    x = 249,401.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.