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Finding the Fourth Proportional to 64,495.56, 96,780.69 and 27,052.30

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Solution

The fourth proportional to 64,495.56, 96,780.69 and 27,052.30 is: 40,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,495.56 : 96,780.69 = 27,052.30 : x
  2. Step 2: Convert to fraction form
    64,495.56/96,780.69 = 27,052.30/x
  3. Step 3: Cross multiply
    64,495.56x = 96,780.69 × 27,052.30
  4. Step 4: Simplify right side
    64,495.56x = 2,618,140,260.09
  5. Step 5: Solve for x
    x = 2,618,140,260.09/64,495.56
  6. Step 6: Final answer
    x = 40,594.12

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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.