Home / 47,050.13-70,546.56-20,000.60

Finding the Fourth Proportional to 47,050.13, 70,546.56 and 20,000.60

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Solution

The fourth proportional to 47,050.13, 70,546.56 and 20,000.60 is: 29,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,050.13 : 70,546.56 = 20,000.60 : x
  2. Step 2: Convert to fraction form
    47,050.13/70,546.56 = 20,000.60/x
  3. Step 3: Cross multiply
    47,050.13x = 70,546.56 × 20,000.60
  4. Step 4: Simplify right side
    47,050.13x = 1,410,973,527.94
  5. Step 5: Solve for x
    x = 1,410,973,527.94/47,050.13
  6. Step 6: Final answer
    x = 29,988.73

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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.