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Finding the Fourth Proportional to 150,370.65, 225,483.95 and 50,503.11

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Solution

The fourth proportional to 150,370.65, 225,483.95 and 50,503.11 is: 75,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,370.65 : 225,483.95 = 50,503.11 : x
  2. Step 2: Convert to fraction form
    150,370.65/225,483.95 = 50,503.11/x
  3. Step 3: Cross multiply
    150,370.65x = 225,483.95 × 50,503.11
  4. Step 4: Simplify right side
    150,370.65x = 11,387,640,477.57
  5. Step 5: Solve for x
    x = 11,387,640,477.57/150,370.65
  6. Step 6: Final answer
    x = 75,730.47

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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.