Home / 47,234.22-70,481.28-42,269.72

Finding the Fourth Proportional to 47,234.22, 70,481.28 and 42,269.72

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Solution

The fourth proportional to 47,234.22, 70,481.28 and 42,269.72 is: 63,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,234.22 : 70,481.28 = 42,269.72 : x
  2. Step 2: Convert to fraction form
    47,234.22/70,481.28 = 42,269.72/x
  3. Step 3: Cross multiply
    47,234.22x = 70,481.28 × 42,269.72
  4. Step 4: Simplify right side
    47,234.22x = 2,979,223,970.84
  5. Step 5: Solve for x
    x = 2,979,223,970.84/47,234.22
  6. Step 6: Final answer
    x = 63,073.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.