Home / 53,611.74-73,993.70-30,947.54

Finding the Fourth Proportional to 53,611.74, 73,993.70 and 30,947.54

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Solution

The fourth proportional to 53,611.74, 73,993.70 and 30,947.54 is: 42,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,611.74 : 73,993.70 = 30,947.54 : x
  2. Step 2: Convert to fraction form
    53,611.74/73,993.70 = 30,947.54/x
  3. Step 3: Cross multiply
    53,611.74x = 73,993.70 × 30,947.54
  4. Step 4: Simplify right side
    53,611.74x = 2,289,922,697.90
  5. Step 5: Solve for x
    x = 2,289,922,697.90/53,611.74
  6. Step 6: Final answer
    x = 42,713.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.