Home / 37,578.87-51,795.86-30,000.92

Finding the Fourth Proportional to 37,578.87, 51,795.86 and 30,000.92

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Solution

The fourth proportional to 37,578.87, 51,795.86 and 30,000.92 is: 41,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,578.87 : 51,795.86 = 30,000.92 : x
  2. Step 2: Convert to fraction form
    37,578.87/51,795.86 = 30,000.92/x
  3. Step 3: Cross multiply
    37,578.87x = 51,795.86 × 30,000.92
  4. Step 4: Simplify right side
    37,578.87x = 1,553,923,043.21
  5. Step 5: Solve for x
    x = 1,553,923,043.21/37,578.87
  6. Step 6: Final answer
    x = 41,350.98

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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.