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Finding the Fourth Proportional to 163,086.30, 244,629.45 and 149,308.20

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Solution

The fourth proportional to 163,086.30, 244,629.45 and 149,308.20 is: 223,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,086.30 : 244,629.45 = 149,308.20 : x
  2. Step 2: Convert to fraction form
    163,086.30/244,629.45 = 149,308.20/x
  3. Step 3: Cross multiply
    163,086.30x = 244,629.45 × 149,308.20
  4. Step 4: Simplify right side
    163,086.30x = 36,525,182,846.49
  5. Step 5: Solve for x
    x = 36,525,182,846.49/163,086.30
  6. Step 6: Final answer
    x = 223,962.30

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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.