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Finding the Fourth Proportional to 64,655.76, 96,884.91 and 27,195.33

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Solution

The fourth proportional to 64,655.76, 96,884.91 and 27,195.33 is: 40,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655.76 : 96,884.91 = 27,195.33 : x
  2. Step 2: Convert to fraction form
    64,655.76/96,884.91 = 27,195.33/x
  3. Step 3: Cross multiply
    64,655.76x = 96,884.91 × 27,195.33
  4. Step 4: Simplify right side
    64,655.76x = 2,634,817,099.47
  5. Step 5: Solve for x
    x = 2,634,817,099.47/64,655.76
  6. Step 6: Final answer
    x = 40,751.47

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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.