Home / 302,942.60-454,125.90-113,352.20

Finding the Fourth Proportional to 302,942.60, 454,125.90 and 113,352.20

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Solution

The fourth proportional to 302,942.60, 454,125.90 and 113,352.20 is: 169,920.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,942.60 : 454,125.90 = 113,352.20 : x
  2. Step 2: Convert to fraction form
    302,942.60/454,125.90 = 113,352.20/x
  3. Step 3: Cross multiply
    302,942.60x = 454,125.90 × 113,352.20
  4. Step 4: Simplify right side
    302,942.60x = 51,476,169,841.98
  5. Step 5: Solve for x
    x = 51,476,169,841.98/302,942.60
  6. Step 6: Final answer
    x = 169,920.54

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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.