Home / 120,460.42-180,719.34-41,575.33

Finding the Fourth Proportional to 120,460.42, 180,719.34 and 41,575.33

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Solution

The fourth proportional to 120,460.42, 180,719.34 and 41,575.33 is: 62,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,460.42 : 180,719.34 = 41,575.33 : x
  2. Step 2: Convert to fraction form
    120,460.42/180,719.34 = 41,575.33/x
  3. Step 3: Cross multiply
    120,460.42x = 180,719.34 × 41,575.33
  4. Step 4: Simplify right side
    120,460.42x = 7,513,466,197.88
  5. Step 5: Solve for x
    x = 7,513,466,197.88/120,460.42
  6. Step 6: Final answer
    x = 62,372.90

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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.