Home / 120,037.48-180,064.98-41,151.04

Finding the Fourth Proportional to 120,037.48, 180,064.98 and 41,151.04

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Solution

The fourth proportional to 120,037.48, 180,064.98 and 41,151.04 is: 61,729.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,037.48 : 180,064.98 = 41,151.04 : x
  2. Step 2: Convert to fraction form
    120,037.48/180,064.98 = 41,151.04/x
  3. Step 3: Cross multiply
    120,037.48x = 180,064.98 × 41,151.04
  4. Step 4: Simplify right side
    120,037.48x = 7,409,861,194.58
  5. Step 5: Solve for x
    x = 7,409,861,194.58/120,037.48
  6. Step 6: Final answer
    x = 61,729.56

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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.