Home / 49,438.32-74,151.30-16,155.60

Finding the Fourth Proportional to 49,438.32, 74,151.30 and 16,155.60

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Solution

The fourth proportional to 49,438.32, 74,151.30 and 16,155.60 is: 24,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,438.32 : 74,151.30 = 16,155.60 : x
  2. Step 2: Convert to fraction form
    49,438.32/74,151.30 = 16,155.60/x
  3. Step 3: Cross multiply
    49,438.32x = 74,151.30 × 16,155.60
  4. Step 4: Simplify right side
    49,438.32x = 1,197,958,742.28
  5. Step 5: Solve for x
    x = 1,197,958,742.28/49,438.32
  6. Step 6: Final answer
    x = 24,231.38

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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.