Home / 113,183.87-169,657.27-38,278.31

Finding the Fourth Proportional to 113,183.87, 169,657.27 and 38,278.31

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Solution

The fourth proportional to 113,183.87, 169,657.27 and 38,278.31 is: 57,377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,183.87 : 169,657.27 = 38,278.31 : x
  2. Step 2: Convert to fraction form
    113,183.87/169,657.27 = 38,278.31/x
  3. Step 3: Cross multiply
    113,183.87x = 169,657.27 × 38,278.31
  4. Step 4: Simplify right side
    113,183.87x = 6,494,192,630.83
  5. Step 5: Solve for x
    x = 6,494,192,630.83/113,183.87
  6. Step 6: Final answer
    x = 57,377.37

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1.5x scale

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.