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Finding the Fourth Proportional to 114,980.76, 158,649.54 and 67,224.86

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Solution

The fourth proportional to 114,980.76, 158,649.54 and 67,224.86 is: 92,756.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,980.76 : 158,649.54 = 67,224.86 : x
  2. Step 2: Convert to fraction form
    114,980.76/158,649.54 = 67,224.86/x
  3. Step 3: Cross multiply
    114,980.76x = 158,649.54 × 67,224.86
  4. Step 4: Simplify right side
    114,980.76x = 10,665,193,115.56
  5. Step 5: Solve for x
    x = 10,665,193,115.56/114,980.76
  6. Step 6: Final answer
    x = 92,756.33

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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.