Home / 173,631.80-260,399.10-55,339.40

Finding the Fourth Proportional to 173,631.80, 260,399.10 and 55,339.40

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Solution

The fourth proportional to 173,631.80, 260,399.10 and 55,339.40 is: 82,993.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,631.80 : 260,399.10 = 55,339.40 : x
  2. Step 2: Convert to fraction form
    173,631.80/260,399.10 = 55,339.40/x
  3. Step 3: Cross multiply
    173,631.80x = 260,399.10 × 55,339.40
  4. Step 4: Simplify right side
    173,631.80x = 14,410,329,954.54
  5. Step 5: Solve for x
    x = 14,410,329,954.54/173,631.80
  6. Step 6: Final answer
    x = 82,993.61

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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.