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Finding the Fourth Proportional to 32,606.64, 48,940.74 and 20,926.44

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Solution

The fourth proportional to 32,606.64, 48,940.74 and 20,926.44 is: 31,409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,606.64 : 48,940.74 = 20,926.44 : x
  2. Step 2: Convert to fraction form
    32,606.64/48,940.74 = 20,926.44/x
  3. Step 3: Cross multiply
    32,606.64x = 48,940.74 × 20,926.44
  4. Step 4: Simplify right side
    32,606.64x = 1,024,155,459.17
  5. Step 5: Solve for x
    x = 1,024,155,459.17/32,606.64
  6. Step 6: Final answer
    x = 31,409.41

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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.