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Finding the Fourth Proportional to 47,551.76, 65,551.56 and 36,201.50

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Solution

The fourth proportional to 47,551.76, 65,551.56 and 36,201.50 is: 49,904.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,551.76 : 65,551.56 = 36,201.50 : x
  2. Step 2: Convert to fraction form
    47,551.76/65,551.56 = 36,201.50/x
  3. Step 3: Cross multiply
    47,551.76x = 65,551.56 × 36,201.50
  4. Step 4: Simplify right side
    47,551.76x = 2,373,064,799.34
  5. Step 5: Solve for x
    x = 2,373,064,799.34/47,551.76
  6. Step 6: Final answer
    x = 49,904.88

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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.