Home / 302,730.03-454,078.13-92,351.43

Finding the Fourth Proportional to 302,730.03, 454,078.13 and 92,351.43

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Solution

The fourth proportional to 302,730.03, 454,078.13 and 92,351.43 is: 138,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,730.03 : 454,078.13 = 92,351.43 : x
  2. Step 2: Convert to fraction form
    302,730.03/454,078.13 = 92,351.43/x
  3. Step 3: Cross multiply
    302,730.03x = 454,078.13 × 92,351.43
  4. Step 4: Simplify right side
    302,730.03x = 41,934,764,175.47
  5. Step 5: Solve for x
    x = 41,934,764,175.47/302,730.03
  6. Step 6: Final answer
    x = 138,521.98

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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.