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Finding the Fourth Proportional to 65,984.68, 91,026.66 and 37,682.92

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Solution

The fourth proportional to 65,984.68, 91,026.66 and 37,682.92 is: 51,984.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,984.68 : 91,026.66 = 37,682.92 : x
  2. Step 2: Convert to fraction form
    65,984.68/91,026.66 = 37,682.92/x
  3. Step 3: Cross multiply
    65,984.68x = 91,026.66 × 37,682.92
  4. Step 4: Simplify right side
    65,984.68x = 3,430,150,346.65
  5. Step 5: Solve for x
    x = 3,430,150,346.65/65,984.68
  6. Step 6: Final answer
    x = 51,984.04

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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.