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Finding the Fourth Proportional to 183,952.10, 275,928.15 and 127,964.90

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Solution

The fourth proportional to 183,952.10, 275,928.15 and 127,964.90 is: 191,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,952.10 : 275,928.15 = 127,964.90 : x
  2. Step 2: Convert to fraction form
    183,952.10/275,928.15 = 127,964.90/x
  3. Step 3: Cross multiply
    183,952.10x = 275,928.15 × 127,964.90
  4. Step 4: Simplify right side
    183,952.10x = 35,309,118,121.94
  5. Step 5: Solve for x
    x = 35,309,118,121.94/183,952.10
  6. Step 6: Final answer
    x = 191,947.35

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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.