Home / 50,149.33-74,775.65-48,771.52

Finding the Fourth Proportional to 50,149.33, 74,775.65 and 48,771.52

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Solution

The fourth proportional to 50,149.33, 74,775.65 and 48,771.52 is: 72,721.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,149.33 : 74,775.65 = 48,771.52 : x
  2. Step 2: Convert to fraction form
    50,149.33/74,775.65 = 48,771.52/x
  3. Step 3: Cross multiply
    50,149.33x = 74,775.65 × 48,771.52
  4. Step 4: Simplify right side
    50,149.33x = 3,646,922,296.43
  5. Step 5: Solve for x
    x = 3,646,922,296.43/50,149.33
  6. Step 6: Final answer
    x = 72,721.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.