Home / 149,429.98-224,198.25-74,543.50

Finding the Fourth Proportional to 149,429.98, 224,198.25 and 74,543.50

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Solution

The fourth proportional to 149,429.98, 224,198.25 and 74,543.50 is: 111,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,429.98 : 224,198.25 = 74,543.50 : x
  2. Step 2: Convert to fraction form
    149,429.98/224,198.25 = 74,543.50/x
  3. Step 3: Cross multiply
    149,429.98x = 224,198.25 × 74,543.50
  4. Step 4: Simplify right side
    149,429.98x = 16,712,522,248.88
  5. Step 5: Solve for x
    x = 16,712,522,248.88/149,429.98
  6. Step 6: Final answer
    x = 111,841.83

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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.