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Finding the Fourth Proportional to 64,227.60, 96,341.40 and 34,630.20

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Solution

The fourth proportional to 64,227.60, 96,341.40 and 34,630.20 is: 51,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,227.60 : 96,341.40 = 34,630.20 : x
  2. Step 2: Convert to fraction form
    64,227.60/96,341.40 = 34,630.20/x
  3. Step 3: Cross multiply
    64,227.60x = 96,341.40 × 34,630.20
  4. Step 4: Simplify right side
    64,227.60x = 3,336,321,950.28
  5. Step 5: Solve for x
    x = 3,336,321,950.28/64,227.60
  6. Step 6: Final answer
    x = 51,945.30

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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.