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Finding the Fourth Proportional to 150,609.44, 225,910.32 and 39,802.40

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Solution

The fourth proportional to 150,609.44, 225,910.32 and 39,802.40 is: 59,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,609.44 : 225,910.32 = 39,802.40 : x
  2. Step 2: Convert to fraction form
    150,609.44/225,910.32 = 39,802.40/x
  3. Step 3: Cross multiply
    150,609.44x = 225,910.32 × 39,802.40
  4. Step 4: Simplify right side
    150,609.44x = 8,991,772,920.77
  5. Step 5: Solve for x
    x = 8,991,772,920.77/150,609.44
  6. Step 6: Final answer
    x = 59,702.59

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1.5x scale

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.