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Finding the Fourth Proportional to 114,656.28, 171,918 and 44,453.40

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Solution

The fourth proportional to 114,656.28, 171,918 and 44,453.40 is: 66,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,656.28 : 171,918 = 44,453.40 : x
  2. Step 2: Convert to fraction form
    114,656.28/171,918 = 44,453.40/x
  3. Step 3: Cross multiply
    114,656.28x = 171,918 × 44,453.40
  4. Step 4: Simplify right side
    114,656.28x = 7,642,339,621.20
  5. Step 5: Solve for x
    x = 7,642,339,621.20/114,656.28
  6. Step 6: Final answer
    x = 66,654.35

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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.