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Finding the Fourth Proportional to 163,033.70, 244,550.55 and 74,460.20

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Solution

The fourth proportional to 163,033.70, 244,550.55 and 74,460.20 is: 111,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,033.70 : 244,550.55 = 74,460.20 : x
  2. Step 2: Convert to fraction form
    163,033.70/244,550.55 = 74,460.20/x
  3. Step 3: Cross multiply
    163,033.70x = 244,550.55 × 74,460.20
  4. Step 4: Simplify right side
    163,033.70x = 18,209,282,863.11
  5. Step 5: Solve for x
    x = 18,209,282,863.11/163,033.70
  6. Step 6: Final answer
    x = 111,690.30

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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.