Home / 74,427.80-111,609.30-24,488.60

Finding the Fourth Proportional to 74,427.80, 111,609.30 and 24,488.60

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Solution

The fourth proportional to 74,427.80, 111,609.30 and 24,488.60 is: 36,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,427.80 : 111,609.30 = 24,488.60 : x
  2. Step 2: Convert to fraction form
    74,427.80/111,609.30 = 24,488.60/x
  3. Step 3: Cross multiply
    74,427.80x = 111,609.30 × 24,488.60
  4. Step 4: Simplify right side
    74,427.80x = 2,733,155,503.98
  5. Step 5: Solve for x
    x = 2,733,155,503.98/74,427.80
  6. Step 6: Final answer
    x = 36,722.24

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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.