Home / 49,039.34-73,587.38-20,573.74

Finding the Fourth Proportional to 49,039.34, 73,587.38 and 20,573.74

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Solution

The fourth proportional to 49,039.34, 73,587.38 and 20,573.74 is: 30,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,039.34 : 73,587.38 = 20,573.74 : x
  2. Step 2: Convert to fraction form
    49,039.34/73,587.38 = 20,573.74/x
  3. Step 3: Cross multiply
    49,039.34x = 73,587.38 × 20,573.74
  4. Step 4: Simplify right side
    49,039.34x = 1,513,967,152.60
  5. Step 5: Solve for x
    x = 1,513,967,152.60/49,039.34
  6. Step 6: Final answer
    x = 30,872.51

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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.