Home / 120,289.46-180,432.29-41,404.37

Finding the Fourth Proportional to 120,289.46, 180,432.29 and 41,404.37

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Solution

The fourth proportional to 120,289.46, 180,432.29 and 41,404.37 is: 62,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,289.46 : 180,432.29 = 41,404.37 : x
  2. Step 2: Convert to fraction form
    120,289.46/180,432.29 = 41,404.37/x
  3. Step 3: Cross multiply
    120,289.46x = 180,432.29 × 41,404.37
  4. Step 4: Simplify right side
    120,289.46x = 7,470,684,496.46
  5. Step 5: Solve for x
    x = 7,470,684,496.46/120,289.46
  6. Step 6: Final answer
    x = 62,105.90

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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.