Home / 63,638.05-95,477.81-30,353.78

Finding the Fourth Proportional to 63,638.05, 95,477.81 and 30,353.78

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Solution

The fourth proportional to 63,638.05, 95,477.81 and 30,353.78 is: 45,540.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,638.05 : 95,477.81 = 30,353.78 : x
  2. Step 2: Convert to fraction form
    63,638.05/95,477.81 = 30,353.78/x
  3. Step 3: Cross multiply
    63,638.05x = 95,477.81 × 30,353.78
  4. Step 4: Simplify right side
    63,638.05x = 2,898,112,258.02
  5. Step 5: Solve for x
    x = 2,898,112,258.02/63,638.05
  6. Step 6: Final answer
    x = 45,540.56

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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.