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Finding the Fourth Proportional to 50,866.76, 76,328.36 and 22,785.68

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Solution

The fourth proportional to 50,866.76, 76,328.36 and 22,785.68 is: 34,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,866.76 : 76,328.36 = 22,785.68 : x
  2. Step 2: Convert to fraction form
    50,866.76/76,328.36 = 22,785.68/x
  3. Step 3: Cross multiply
    50,866.76x = 76,328.36 × 22,785.68
  4. Step 4: Simplify right side
    50,866.76x = 1,739,193,585.88
  5. Step 5: Solve for x
    x = 1,739,193,585.88/50,866.76
  6. Step 6: Final answer
    x = 34,191.16

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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.