Home / 48,849.66-73,272.19-20,374.85

Finding the Fourth Proportional to 48,849.66, 73,272.19 and 20,374.85

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Solution

The fourth proportional to 48,849.66, 73,272.19 and 20,374.85 is: 30,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,849.66 : 73,272.19 = 20,374.85 : x
  2. Step 2: Convert to fraction form
    48,849.66/73,272.19 = 20,374.85/x
  3. Step 3: Cross multiply
    48,849.66x = 73,272.19 × 20,374.85
  4. Step 4: Simplify right side
    48,849.66x = 1,492,909,880.42
  5. Step 5: Solve for x
    x = 1,492,909,880.42/48,849.66
  6. Step 6: Final answer
    x = 30,561.32

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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.