Home / 63,804.45-95,720.51-19,430.04

Finding the Fourth Proportional to 63,804.45, 95,720.51 and 19,430.04

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Solution

The fourth proportional to 63,804.45, 95,720.51 and 19,430.04 is: 29,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,804.45 : 95,720.51 = 19,430.04 : x
  2. Step 2: Convert to fraction form
    63,804.45/95,720.51 = 19,430.04/x
  3. Step 3: Cross multiply
    63,804.45x = 95,720.51 × 19,430.04
  4. Step 4: Simplify right side
    63,804.45x = 1,859,853,338.12
  5. Step 5: Solve for x
    x = 1,859,853,338.12/63,804.45
  6. Step 6: Final answer
    x = 29,149.27

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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.