Home / 149,403.83-224,175.69-74,529.77

Finding the Fourth Proportional to 149,403.83, 224,175.69 and 74,529.77

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Solution

The fourth proportional to 149,403.83, 224,175.69 and 74,529.77 is: 111,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,403.83 : 224,175.69 = 74,529.77 : x
  2. Step 2: Convert to fraction form
    149,403.83/224,175.69 = 74,529.77/x
  3. Step 3: Cross multiply
    149,403.83x = 224,175.69 × 74,529.77
  4. Step 4: Simplify right side
    149,403.83x = 16,707,761,494.41
  5. Step 5: Solve for x
    x = 16,707,761,494.41/149,403.83
  6. Step 6: Final answer
    x = 111,829.54

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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.