Home / 47,190.12-70,711.72-17,600

Finding the Fourth Proportional to 47,190.12, 70,711.72 and 17,600

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Solution

The fourth proportional to 47,190.12, 70,711.72 and 17,600 is: 26,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,190.12 : 70,711.72 = 17,600 : x
  2. Step 2: Convert to fraction form
    47,190.12/70,711.72 = 17,600/x
  3. Step 3: Cross multiply
    47,190.12x = 70,711.72 × 17,600
  4. Step 4: Simplify right side
    47,190.12x = 1,244,526,272
  5. Step 5: Solve for x
    x = 1,244,526,272/47,190.12
  6. Step 6: Final answer
    x = 26,372.60

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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.