Home / 47,023.20-70,534.80-13,741.92

Finding the Fourth Proportional to 47,023.20, 70,534.80 and 13,741.92

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Solution

The fourth proportional to 47,023.20, 70,534.80 and 13,741.92 is: 20,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,023.20 : 70,534.80 = 13,741.92 : x
  2. Step 2: Convert to fraction form
    47,023.20/70,534.80 = 13,741.92/x
  3. Step 3: Cross multiply
    47,023.20x = 70,534.80 × 13,741.92
  4. Step 4: Simplify right side
    47,023.20x = 969,283,578.82
  5. Step 5: Solve for x
    x = 969,283,578.82/47,023.20
  6. Step 6: Final answer
    x = 20,612.88

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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.