Home / 63,139.68-87,132.96-34,847.04

Finding the Fourth Proportional to 63,139.68, 87,132.96 and 34,847.04

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Solution

The fourth proportional to 63,139.68, 87,132.96 and 34,847.04 is: 48,089.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,139.68 : 87,132.96 = 34,847.04 : x
  2. Step 2: Convert to fraction form
    63,139.68/87,132.96 = 34,847.04/x
  3. Step 3: Cross multiply
    63,139.68x = 87,132.96 × 34,847.04
  4. Step 4: Simplify right side
    63,139.68x = 3,036,325,742.44
  5. Step 5: Solve for x
    x = 3,036,325,742.44/63,139.68
  6. Step 6: Final answer
    x = 48,089.03

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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.