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Finding the Fourth Proportional to 165,624.52, 248,433.88 and 40,965.52

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Solution

The fourth proportional to 165,624.52, 248,433.88 and 40,965.52 is: 61,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,624.52 : 248,433.88 = 40,965.52 : x
  2. Step 2: Convert to fraction form
    165,624.52/248,433.88 = 40,965.52/x
  3. Step 3: Cross multiply
    165,624.52x = 248,433.88 × 40,965.52
  4. Step 4: Simplify right side
    165,624.52x = 10,177,223,079.82
  5. Step 5: Solve for x
    x = 10,177,223,079.82/165,624.52
  6. Step 6: Final answer
    x = 61,447.56

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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.