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Finding the Fourth Proportional to 114,625.60, 171,549.60 and 100,628.80

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Solution

The fourth proportional to 114,625.60, 171,549.60 and 100,628.80 is: 150,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,625.60 : 171,549.60 = 100,628.80 : x
  2. Step 2: Convert to fraction form
    114,625.60/171,549.60 = 100,628.80/x
  3. Step 3: Cross multiply
    114,625.60x = 171,549.60 × 100,628.80
  4. Step 4: Simplify right side
    114,625.60x = 17,262,830,388.48
  5. Step 5: Solve for x
    x = 17,262,830,388.48/114,625.60
  6. Step 6: Final answer
    x = 150,601.88

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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.