Home / 49,260.61-73,901.31-15,978.09

Finding the Fourth Proportional to 49,260.61, 73,901.31 and 15,978.09

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Solution

The fourth proportional to 49,260.61, 73,901.31 and 15,978.09 is: 23,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,260.61 : 73,901.31 = 15,978.09 : x
  2. Step 2: Convert to fraction form
    49,260.61/73,901.31 = 15,978.09/x
  3. Step 3: Cross multiply
    49,260.61x = 73,901.31 × 15,978.09
  4. Step 4: Simplify right side
    49,260.61x = 1,180,801,782.30
  5. Step 5: Solve for x
    x = 1,180,801,782.30/49,260.61
  6. Step 6: Final answer
    x = 23,970.51

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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.