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Finding the Fourth Proportional to 64,453.95, 96,685.53 and 26,976.30

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Solution

The fourth proportional to 64,453.95, 96,685.53 and 26,976.30 is: 40,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,453.95 : 96,685.53 = 26,976.30 : x
  2. Step 2: Convert to fraction form
    64,453.95/96,685.53 = 26,976.30/x
  3. Step 3: Cross multiply
    64,453.95x = 96,685.53 × 26,976.30
  4. Step 4: Simplify right side
    64,453.95x = 2,608,217,862.94
  5. Step 5: Solve for x
    x = 2,608,217,862.94/64,453.95
  6. Step 6: Final answer
    x = 40,466.38

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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.