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Finding the Fourth Proportional to 64,731.40, 97,100.30 and 33,627.40

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Solution

The fourth proportional to 64,731.40, 97,100.30 and 33,627.40 is: 50,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,731.40 : 97,100.30 = 33,627.40 : x
  2. Step 2: Convert to fraction form
    64,731.40/97,100.30 = 33,627.40/x
  3. Step 3: Cross multiply
    64,731.40x = 97,100.30 × 33,627.40
  4. Step 4: Simplify right side
    64,731.40x = 3,265,230,628.22
  5. Step 5: Solve for x
    x = 3,265,230,628.22/64,731.40
  6. Step 6: Final answer
    x = 50,442.76

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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.