Home / 49,149.37-73,698.13-21,432.25

Finding the Fourth Proportional to 49,149.37, 73,698.13 and 21,432.25

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Solution

The fourth proportional to 49,149.37, 73,698.13 and 21,432.25 is: 32,137.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,149.37 : 73,698.13 = 21,432.25 : x
  2. Step 2: Convert to fraction form
    49,149.37/73,698.13 = 21,432.25/x
  3. Step 3: Cross multiply
    49,149.37x = 73,698.13 × 21,432.25
  4. Step 4: Simplify right side
    49,149.37x = 1,579,516,746.69
  5. Step 5: Solve for x
    x = 1,579,516,746.69/49,149.37
  6. Step 6: Final answer
    x = 32,137.07

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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.