Home / 173,619.85-260,040.97-103,635.85

Finding the Fourth Proportional to 173,619.85, 260,040.97 and 103,635.85

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Solution

The fourth proportional to 173,619.85, 260,040.97 and 103,635.85 is: 155,221.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,619.85 : 260,040.97 = 103,635.85 : x
  2. Step 2: Convert to fraction form
    173,619.85/260,040.97 = 103,635.85/x
  3. Step 3: Cross multiply
    173,619.85x = 260,040.97 × 103,635.85
  4. Step 4: Simplify right side
    173,619.85x = 26,949,566,960.77
  5. Step 5: Solve for x
    x = 26,949,566,960.77/173,619.85
  6. Step 6: Final answer
    x = 155,221.69

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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.