Home / 63,783.45-95,676.75-30,507.03

Finding the Fourth Proportional to 63,783.45, 95,676.75 and 30,507.03

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Solution

The fourth proportional to 63,783.45, 95,676.75 and 30,507.03 is: 45,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,783.45 : 95,676.75 = 30,507.03 : x
  2. Step 2: Convert to fraction form
    63,783.45/95,676.75 = 30,507.03/x
  3. Step 3: Cross multiply
    63,783.45x = 95,676.75 × 30,507.03
  4. Step 4: Simplify right side
    63,783.45x = 2,918,813,482.55
  5. Step 5: Solve for x
    x = 2,918,813,482.55/63,783.45
  6. Step 6: Final answer
    x = 45,761.30

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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.