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Finding the Fourth Proportional to 69,358.60, 95,714.16 and 37,526.80

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Solution

The fourth proportional to 69,358.60, 95,714.16 and 37,526.80 is: 51,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,358.60 : 95,714.16 = 37,526.80 : x
  2. Step 2: Convert to fraction form
    69,358.60/95,714.16 = 37,526.80/x
  3. Step 3: Cross multiply
    69,358.60x = 95,714.16 × 37,526.80
  4. Step 4: Simplify right side
    69,358.60x = 3,591,846,139.49
  5. Step 5: Solve for x
    x = 3,591,846,139.49/69,358.60
  6. Step 6: Final answer
    x = 51,786.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.