Home / 74,530.40-111,771.84-24,601.20

Finding the Fourth Proportional to 74,530.40, 111,771.84 and 24,601.20

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Solution

The fourth proportional to 74,530.40, 111,771.84 and 24,601.20 is: 36,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,530.40 : 111,771.84 = 24,601.20 : x
  2. Step 2: Convert to fraction form
    74,530.40/111,771.84 = 24,601.20/x
  3. Step 3: Cross multiply
    74,530.40x = 111,771.84 × 24,601.20
  4. Step 4: Simplify right side
    74,530.40x = 2,749,721,390.21
  5. Step 5: Solve for x
    x = 2,749,721,390.21/74,530.40
  6. Step 6: Final answer
    x = 36,893.96

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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.