Home / 49,630.42-68,464.28-30,734.74

Finding the Fourth Proportional to 49,630.42, 68,464.28 and 30,734.74

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Solution

The fourth proportional to 49,630.42, 68,464.28 and 30,734.74 is: 42,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,630.42 : 68,464.28 = 30,734.74 : x
  2. Step 2: Convert to fraction form
    49,630.42/68,464.28 = 30,734.74/x
  3. Step 3: Cross multiply
    49,630.42x = 68,464.28 × 30,734.74
  4. Step 4: Simplify right side
    49,630.42x = 2,104,231,845.09
  5. Step 5: Solve for x
    x = 2,104,231,845.09/49,630.42
  6. Step 6: Final answer
    x = 42,398.03

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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.