Home / 47,315.79-65,295.84-25,805.56

Finding the Fourth Proportional to 47,315.79, 65,295.84 and 25,805.56

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Solution

The fourth proportional to 47,315.79, 65,295.84 and 25,805.56 is: 35,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.79 : 65,295.84 = 25,805.56 : x
  2. Step 2: Convert to fraction form
    47,315.79/65,295.84 = 25,805.56/x
  3. Step 3: Cross multiply
    47,315.79x = 65,295.84 × 25,805.56
  4. Step 4: Simplify right side
    47,315.79x = 1,684,995,716.87
  5. Step 5: Solve for x
    x = 1,684,995,716.87/47,315.79
  6. Step 6: Final answer
    x = 35,611.70

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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.