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Finding the Fourth Proportional to 116,151.77, 160,234.20 and 73,636.49

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Solution

The fourth proportional to 116,151.77, 160,234.20 and 73,636.49 is: 101,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,151.77 : 160,234.20 = 73,636.49 : x
  2. Step 2: Convert to fraction form
    116,151.77/160,234.20 = 73,636.49/x
  3. Step 3: Cross multiply
    116,151.77x = 160,234.20 × 73,636.49
  4. Step 4: Simplify right side
    116,151.77x = 11,799,084,466.54
  5. Step 5: Solve for x
    x = 11,799,084,466.54/116,151.77
  6. Step 6: Final answer
    x = 101,583.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.