Home / 47,245.20-70,973.40-39,469.20

Finding the Fourth Proportional to 47,245.20, 70,973.40 and 39,469.20

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Solution

The fourth proportional to 47,245.20, 70,973.40 and 39,469.20 is: 59,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,245.20 : 70,973.40 = 39,469.20 : x
  2. Step 2: Convert to fraction form
    47,245.20/70,973.40 = 39,469.20/x
  3. Step 3: Cross multiply
    47,245.20x = 70,973.40 × 39,469.20
  4. Step 4: Simplify right side
    47,245.20x = 2,801,263,319.28
  5. Step 5: Solve for x
    x = 2,801,263,319.28/47,245.20
  6. Step 6: Final answer
    x = 59,292.02

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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.