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Finding the Fourth Proportional to 32,064.40, 44,250.60 and 18,629.20

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Solution

The fourth proportional to 32,064.40, 44,250.60 and 18,629.20 is: 25,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,064.40 : 44,250.60 = 18,629.20 : x
  2. Step 2: Convert to fraction form
    32,064.40/44,250.60 = 18,629.20/x
  3. Step 3: Cross multiply
    32,064.40x = 44,250.60 × 18,629.20
  4. Step 4: Simplify right side
    32,064.40x = 824,353,277.52
  5. Step 5: Solve for x
    x = 824,353,277.52/32,064.40
  6. Step 6: Final answer
    x = 25,709.30

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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.