Home / 74,992.10-112,490.18-32,850.50

Finding the Fourth Proportional to 74,992.10, 112,490.18 and 32,850.50

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Solution

The fourth proportional to 74,992.10, 112,490.18 and 32,850.50 is: 49,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,992.10 : 112,490.18 = 32,850.50 : x
  2. Step 2: Convert to fraction form
    74,992.10/112,490.18 = 32,850.50/x
  3. Step 3: Cross multiply
    74,992.10x = 112,490.18 × 32,850.50
  4. Step 4: Simplify right side
    74,992.10x = 3,695,358,493.84
  5. Step 5: Solve for x
    x = 3,695,358,493.84/74,992.10
  6. Step 6: Final answer
    x = 49,276.64

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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.