Home / 144,436.87-216,611.16-50,920.75

Finding the Fourth Proportional to 144,436.87, 216,611.16 and 50,920.75

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Solution

The fourth proportional to 144,436.87, 216,611.16 and 50,920.75 is: 76,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,436.87 : 216,611.16 = 50,920.75 : x
  2. Step 2: Convert to fraction form
    144,436.87/216,611.16 = 50,920.75/x
  3. Step 3: Cross multiply
    144,436.87x = 216,611.16 × 50,920.75
  4. Step 4: Simplify right side
    144,436.87x = 11,030,002,725.57
  5. Step 5: Solve for x
    x = 11,030,002,725.57/144,436.87
  6. Step 6: Final answer
    x = 76,365.56

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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.